609627057 has 16 divisors (see below), whose sum is σ = 876543360. Its totient is φ = 374648832.

The previous prime is 609627047. The next prime is 609627077. The reversal of 609627057 is 750726906.

It is a happy number.

It is not a de Polignac number, because 609627057 - 2⁶ = 609626993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (609627017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19828 + ... + 40154.

It is an arithmetic number, because the mean of its divisors is an integer number (54783960).

Almost surely, 2^609627057 is an apocalyptic number.

It is an amenable number.

609627057 is a deficient number, since it is larger than the sum of its proper divisors (266916303).

609627057 is a wasteful number, since it uses less digits than its factorization.

609627057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21112.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 609627057 is about 24690.6269057713. The cubic root of 609627057 is about 847.9197374380.

It can be divided in two parts, 6096 and 27057, that added together give a triangular number (33153 = T₂₅₇).

The spelling of 609627057 in words is "six hundred nine million, six hundred twenty-seven thousand, fifty-seven".