472642858 has 4 divisors (see below), whose sum is σ = 708964290. Its totient is φ = 236321428.

The previous prime is 472642853. The next prime is 472642867. The reversal of 472642858 is 858246274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 456377769 + 16265089 = 21363^2 + 4033^2 .

It is not an unprimeable number, because it can be changed into a prime (472642853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118160713 + ... + 118160716.

Almost surely, 2^472642858 is an apocalyptic number.

472642858 is a deficient number, since it is larger than the sum of its proper divisors (236321432).

472642858 is a wasteful number, since it uses less digits than its factorization.

472642858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236321431.

The product of its digits is 860160, while the sum is 46.

The square root of 472642858 is about 21740.3509171310. The cubic root of 472642858 is about 778.9526035926.

The spelling of 472642858 in words is "four hundred seventy-two million, six hundred forty-two thousand, eight hundred fifty-eight".