137246404 has 6 divisors (see below), whose sum is σ = 240181214. Its totient is φ = 68623200.

The previous prime is 137246399. The next prime is 137246407. The reversal of 137246404 is 404642731.

It can be written as a sum of positive squares in only one way, i.e., 85377600 + 51868804 = 9240^2 + 7202^2 .

It is not an unprimeable number, because it can be changed into a prime (137246407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17155797 + ... + 17155804.

Almost surely, 2^137246404 is an apocalyptic number.

It is an amenable number.

137246404 is a deficient number, since it is larger than the sum of its proper divisors (102934810).

137246404 is a wasteful number, since it uses less digits than its factorization.

137246404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34311605 (or 34311603 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 137246404 is about 11715.2210393146. The cubic root of 137246404 is about 515.8225508055.

The spelling of 137246404 in words is "one hundred thirty-seven million, two hundred forty-six thousand, four hundred four".