401304036 has 48 divisors (see below), whose sum is σ = 1095041024. Its totient is φ = 111990816.

The previous prime is 401303983. The next prime is 401304037. The reversal of 401304036 is 630403104.

It is a super-2 number, since 2×401304036² = 322089858619778592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (401304037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51940 + ... + 59163.

Almost surely, 2^401304036 is an apocalyptic number.

It is an amenable number.

401304036 is an abundant number, since it is smaller than the sum of its proper divisors (693736988).

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

401304036 is a wasteful number, since it uses less digits than its factorization.

401304036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111160 (or 111158 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 401304036 is about 20032.5743727560. The cubic root of 401304036 is about 737.6061161488.

The spelling of 401304036 in words is "four hundred one million, three hundred four thousand, thirty-six".