400054700 has 36 divisors (see below), whose sum is σ = 869085000. Its totient is φ = 159843840.

The previous prime is 400054651. The next prime is 400054717. The reversal of 400054700 is 7450004.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123299 + ... + 126501.

It is an arithmetic number, because the mean of its divisors is an integer number (24141250).

Almost surely, 2^400054700 is an apocalyptic number.

It is an amenable number.

400054700 is an abundant number, since it is smaller than the sum of its proper divisors (469030300).

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

400054700 is a wasteful number, since it uses less digits than its factorization.

400054700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466 (or 4459 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 400054700 is about 20001.3674532518. The cubic root of 400054700 is about 736.8398842844.

The spelling of 400054700 in words is "four hundred million, fifty-four thousand, seven hundred".