39117122 has 12 divisors (see below), whose sum is σ = 64495158. Its totient is φ = 17780400.

The previous prime is 39117121. The next prime is 39117131. The reversal of 39117122 is 22171193.

It can be written as a sum of positive squares in only one way, i.e., 35153041 + 3964081 = 5929^2 + 1991^2 .

It is a junction number, because it is equal to n+sod(n) for n = 39117091 and 39117100.

It is not an unprimeable number, because it can be changed into a prime (39117121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80579 + ... + 81062.

Almost surely, 2^39117122 is an apocalyptic number.

39117122 is a deficient number, since it is larger than the sum of its proper divisors (25378036).

39117122 is a wasteful number, since it uses less digits than its factorization.

39117122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161665 (or 161654 counting only the distinct ones).

The product of its digits is 756, while the sum is 26.

The square root of 39117122 is about 6254.3682334829. The cubic root of 39117122 is about 339.4602797963.

It can be divided in two parts, 391171 and 22, that added together give a palindrome (391193).

The spelling of 39117122 in words is "thirty-nine million, one hundred seventeen thousand, one hundred twenty-two".