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33314421 = 371586401
BaseRepresentation
bin111111100010…
…1011001110101
32022200112210110
41333011121311
532012030141
63150013233
7553111410
oct177053165
968615713
1033314421
1117894688
12b1a7219
136b9579a
1445d2b77
152dd0e16
hex1fc5675

33314421 has 8 divisors (see below), whose sum is σ = 50764864. Its totient is φ = 19036800.

The previous prime is 33314401. The next prime is 33314431. The reversal of 33314421 is 12441333.

Adding to 33314421 its reverse (12441333), we get a palindrome (45755754).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33314421 - 211 = 33312373 is a prime.

It is a super-2 number, since 2×333144212 = 2219701293130482, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1586401 = 33314421 / (3 + 3 + 3 + 1 + 4 + 4 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33314401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793180 + ... + 793221.

It is an arithmetic number, because the mean of its divisors is an integer number (6345608).

Almost surely, 233314421 is an apocalyptic number.

It is an amenable number.

33314421 is a deficient number, since it is larger than the sum of its proper divisors (17450443).

33314421 is a wasteful number, since it uses less digits than its factorization.

33314421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586411.

The product of its digits is 864, while the sum is 21.

The square root of 33314421 is about 5771.8646034016. The cubic root of 33314421 is about 321.7689178303.

The spelling of 33314421 in words is "thirty-three million, three hundred fourteen thousand, four hundred twenty-one".

Divisors: 1 3 7 21 1586401 4759203 11104807 33314421