475452140 has 24 divisors (see below), whose sum is σ = 1000838832. Its totient is φ = 189725760.

The previous prime is 475452127. The next prime is 475452163. The reversal of 475452140 is 41254574.

It is a junction number, because it is equal to n+sod(n) for n = 475452097 and 475452106.

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, 19814 + ... + 36653.

It is an arithmetic number, because the mean of its divisors is an integer number (41701618).

Almost surely, 2^475452140 is an apocalyptic number.

It is an amenable number.

475452140 is an abundant number, since it is smaller than the sum of its proper divisors (525386692).

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

475452140 is a wasteful number, since it uses less digits than its factorization.

475452140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56897 (or 56895 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 475452140 is about 21804.8650534691. The cubic root of 475452140 is about 780.4928618586.

The spelling of 475452140 in words is "four hundred seventy-five million, four hundred fifty-two thousand, one hundred forty".