472636506 has 16 divisors (see below), whose sum is σ = 947811744. Its totient is φ = 157122384.

The previous prime is 472636501. The next prime is 472636517. The reversal of 472636506 is 605636274.

It is not an unprimeable number, because it can be changed into a prime (472636501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103356 + ... + 107831.

It is an arithmetic number, because the mean of its divisors is an integer number (59238234).

Almost surely, 2^472636506 is an apocalyptic number.

472636506 is an abundant number, since it is smaller than the sum of its proper divisors (475175238).

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

472636506 is a wasteful number, since it uses less digits than its factorization.

472636506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211565.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 472636506 is about 21740.2048288419. The cubic root of 472636506 is about 778.9491140451.

The spelling of 472636506 in words is "four hundred seventy-two million, six hundred thirty-six thousand, five hundred six".