627172042 has 16 divisors (see below), whose sum is σ = 1098028800. Its totient is φ = 263068848.

The previous prime is 627172037. The next prime is 627172061. The reversal of 627172042 is 240271726.

It is a junction number, because it is equal to n+sod(n) for n = 627171995 and 627172013.

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, 475917 + ... + 477232.

It is an arithmetic number, because the mean of its divisors is an integer number (68626800).

Almost surely, 2^627172042 is an apocalyptic number.

627172042 is a deficient number, since it is larger than the sum of its proper divisors (470856758).

627172042 is a wasteful number, since it uses less digits than its factorization.

627172042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953205.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 627172042 is about 25043.4031633083. The cubic root of 627172042 is about 855.9772654238.

The spelling of 627172042 in words is "six hundred twenty-seven million, one hundred seventy-two thousand, forty-two".