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1420474 = 21164567
BaseRepresentation
bin101011010110010111010
32200011112011
411122302322
5330423344
650240134
715034216
oct5326272
92604464
101420474
11890250
1258604a
133a9723
1428d946
151d0d34
hex15acba

1420474 has 8 divisors (see below), whose sum is σ = 2324448. Its totient is φ = 645660.

The previous prime is 1420429. The next prime is 1420483. The reversal of 1420474 is 4740241.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 64567 = 1420474 / (1 + 4 + 2 + 0 + 4 + 7 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32262 + ... + 32305.

It is an arithmetic number, because the mean of its divisors is an integer number (290556).

21420474 is an apocalyptic number.

1420474 is a deficient number, since it is larger than the sum of its proper divisors (903974).

1420474 is a wasteful number, since it uses less digits than its factorization.

1420474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64580.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1420474 is about 1191.8363981688. The cubic root of 1420474 is about 112.4115914474.

The spelling of 1420474 in words is "one million, four hundred twenty thousand, four hundred seventy-four".

Divisors: 1 2 11 22 64567 129134 710237 1420474