401078072 has 32 divisors (see below), whose sum is σ = 786784320. Its totient is φ = 191477760.

The previous prime is 401078063. The next prime is 401078107. The reversal of 401078072 is 270870104.

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, 2408 + ... + 28424.

It is an arithmetic number, because the mean of its divisors is an integer number (24587010).

Almost surely, 2^401078072 is an apocalyptic number.

It is an amenable number.

401078072 is a deficient number, since it is larger than the sum of its proper divisors (385706248).

401078072 is a wasteful number, since it uses less digits than its factorization.

401078072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26111 (or 26107 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 401078072 is about 20026.9336644430. The cubic root of 401078072 is about 737.4676478004.

The spelling of 401078072 in words is "four hundred one million, seventy-eight thousand, seventy-two".