2356404 has 24 divisors (see below), whose sum is σ = 5822208. Its totient is φ = 739200.

The previous prime is 2356397. The next prime is 2356411. The reversal of 2356404 is 4046532.

It is an interprime number because it is at equal distance from previous prime (2356397) and next prime (2356411).

It is a super-2 number, since 2×2356404² = 11105279622432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5572 + ... + 5979.

It is an arithmetic number, because the mean of its divisors is an integer number (242592).

2^2356404 is an apocalyptic number.

It is an amenable number.

2356404 is an abundant number, since it is smaller than the sum of its proper divisors (3465804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2356404 is a wasteful number, since it uses less digits than its factorization.

2356404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11575 (or 11573 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2356404 is about 1535.0583050816. The cubic root of 2356404 is about 133.0709478817.

The spelling of 2356404 in words is "two million, three hundred fifty-six thousand, four hundred four".