403091952 has 40 divisors (see below), whose sum is σ = 1042041936. Its totient is φ = 134270976.

The previous prime is 403091867. The next prime is 403091957. The reversal of 403091952 is 259190304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403091957) 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, 126928 + ... + 130064.

Almost surely, 2^403091952 is an apocalyptic number.

It is an amenable number.

403091952 is an abundant number, since it is smaller than the sum of its proper divisors (638949984).

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

403091952 is a wasteful number, since it uses less digits than its factorization.

403091952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825 (or 5819 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 403091952 is about 20077.1499969493. The cubic root of 403091952 is about 738.6999037264.

The spelling of 403091952 in words is "four hundred three million, ninety-one thousand, nine hundred fifty-two".