612577238 has 16 divisors (see below), whose sum is σ = 1130912160. Its totient is φ = 242338176.

The previous prime is 612577223. The next prime is 612577289. The reversal of 612577238 is 832775216.

612577238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 612577195 and 612577204.

It is a congruent number.

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, 1682723 + ... + 1683086.

It is an arithmetic number, because the mean of its divisors is an integer number (70682010).

Almost surely, 2^612577238 is an apocalyptic number.

612577238 is a deficient number, since it is larger than the sum of its proper divisors (518334922).

612577238 is a wasteful number, since it uses less digits than its factorization.

612577238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365831.

The product of its digits is 141120, while the sum is 41.

The square root of 612577238 is about 24750.2977355829. The cubic root of 612577238 is about 849.2853222219.

The spelling of 612577238 in words is "six hundred twelve million, five hundred seventy-seven thousand, two hundred thirty-eight".