475399236 has 96 divisors (see below), whose sum is σ = 1280579328. Its totient is φ = 136097280.

The previous prime is 475399217. The next prime is 475399261. The reversal of 475399236 is 632993574.

It is a happy number.

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, 130966 + ... + 134546.

It is an arithmetic number, because the mean of its divisors is an integer number (13339368).

Almost surely, 2^475399236 is an apocalyptic number.

475399236 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475399236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640289664).

475399236 is an abundant number, since it is smaller than the sum of its proper divisors (805180092).

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

475399236 is a wasteful number, since it uses less digits than its factorization.

475399236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661 (or 3659 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 475399236 is about 21803.6518959554. The cubic root of 475399236 is about 780.4639120636.

The spelling of 475399236 in words is "four hundred seventy-five million, three hundred ninety-nine thousand, two hundred thirty-six".