3491404 has 12 divisors (see below), whose sum is σ = 6982864. Its totient is φ = 1496304.

The previous prime is 3491401. The next prime is 3491413. The reversal of 3491404 is 4041943.

It is a happy number.

3491404 is an admirable number.

It is a pancake number, because a pancake can be divided into 3491404 parts by 2642 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (3491401) 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, 62319 + ... + 62374.

Almost surely, 2^3491404 is an apocalyptic number.

It is an amenable number.

3491404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3491404 is a wasteful number, since it uses less digits than its factorization.

3491404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124704 (or 124702 counting only the distinct ones).

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

The square root of 3491404 is about 1868.5299034268. The cubic root of 3491404 is about 151.7050489877.

The spelling of 3491404 in words is "three million, four hundred ninety-one thousand, four hundred four".