137473252 has 24 divisors (see below), whose sum is σ = 276261440. Its totient is φ = 58635360.

The previous prime is 137473247. The next prime is 137473267. The reversal of 137473252 is 252374731.

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, 5727 + ... + 17542.

Almost surely, 2^137473252 is an apocalyptic number.

It is an amenable number.

137473252 is an abundant number, since it is smaller than the sum of its proper divisors (138788188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137473252 is a wasteful number, since it uses less digits than its factorization.

137473252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23491 (or 23489 counting only the distinct ones).

The product of its digits is 35280, while the sum is 34.

The square root of 137473252 is about 11724.8988055335. The cubic root of 137473252 is about 516.1065871595.

The spelling of 137473252 in words is "one hundred thirty-seven million, four hundred seventy-three thousand, two hundred fifty-two".