475561400 has 48 divisors (see below), whose sum is σ = 1170728640. Its totient is φ = 179033600.

The previous prime is 475561399. The next prime is 475561423. The reversal of 475561400 is 4165574.

It is a congruent number.

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, 66536 + ... + 73335.

It is an arithmetic number, because the mean of its divisors is an integer number (24390180).

Almost surely, 2^475561400 is an apocalyptic number.

475561400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

475561400 is an abundant number, since it is smaller than the sum of its proper divisors (695167240).

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

475561400 is a wasteful number, since it uses less digits than its factorization.

475561400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139904 (or 139895 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 475561400 is about 21807.3703137265. The cubic root of 475561400 is about 780.5526436337.

The spelling of 475561400 in words is "four hundred seventy-five million, five hundred sixty-one thousand, four hundred".