403874901 has 24 divisors (see below), whose sum is σ = 599339520. Its totient is φ = 261950496.

The previous prime is 403874897. The next prime is 403874921. The reversal of 403874901 is 109478304.

It is a happy number.

It is not a de Polignac number, because 403874901 - 2² = 403874897 is a prime.

It is a super-2 number, since 2×403874901² = 326229871315519602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403874921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70420 + ... + 75938.

It is an arithmetic number, because the mean of its divisors is an integer number (24972480).

Almost surely, 2^403874901 is an apocalyptic number.

It is an amenable number.

403874901 is a deficient number, since it is larger than the sum of its proper divisors (195464619).

403874901 is a wasteful number, since it uses less digits than its factorization.

403874901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5745 (or 5742 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 403874901 is about 20096.6390473631. The cubic root of 403874901 is about 739.1778676980.

The spelling of 403874901 in words is "four hundred three million, eight hundred seventy-four thousand, nine hundred one".