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3408361 = 11309851
BaseRepresentation
bin1101000000000111101001
320102011101121
431000013221
51333031421
6201015241
740653625
oct15000751
96364347
103408361
111a18830
121184521
139244a8
1464a185
15474d41
hex3401e9

3408361 has 4 divisors (see below), whose sum is σ = 3718224. Its totient is φ = 3098500.

The previous prime is 3408343. The next prime is 3408389. The reversal of 3408361 is 1638043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1638043 = 11148913.

It is a cyclic number.

It is not a de Polignac number, because 3408361 - 219 = 2884073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3408311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154915 + ... + 154936.

It is an arithmetic number, because the mean of its divisors is an integer number (929556).

Almost surely, 23408361 is an apocalyptic number.

It is an amenable number.

3408361 is a deficient number, since it is larger than the sum of its proper divisors (309863).

3408361 is a wasteful number, since it uses less digits than its factorization.

3408361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309862.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3408361 is about 1846.1746937925. The cubic root of 3408361 is about 150.4926174530.

The spelling of 3408361 in words is "three million, four hundred eight thousand, three hundred sixty-one".

Divisors: 1 11 309851 3408361