400053060 has 96 divisors (see below), whose sum is σ = 1357776000. Its totient is φ = 96981120.

The previous prime is 400053041. The next prime is 400053079. The reversal of 400053060 is 60350004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (400053041) and next prime (400053079).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27735 + ... + 39614.

It is an arithmetic number, because the mean of its divisors is an integer number (14143500).

Almost surely, 2^400053060 is an apocalyptic number.

It is an amenable number.

400053060 is an abundant number, since it is smaller than the sum of its proper divisors (957722940).

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

400053060 is a wasteful number, since it uses less digits than its factorization.

400053060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67378 (or 67370 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 400053060 is about 20001.3264560129. The cubic root of 400053060 is about 736.8388774062.

The spelling of 400053060 in words is "four hundred million, fifty-three thousand, sixty".