137442704 has 20 divisors (see below), whose sum is σ = 304337664. Its totient is φ = 58903968.

The previous prime is 137442689. The next prime is 137442707. The reversal of 137442704 is 407244731.

It is not an unprimeable number, because it can be changed into a prime (137442707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613472 + ... + 613695.

Almost surely, 2^137442704 is an apocalyptic number.

137442704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

137442704 is an abundant number, since it is smaller than the sum of its proper divisors (166894960).

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

137442704 is a wasteful number, since it uses less digits than its factorization.

137442704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227182 (or 1227176 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 137442704 is about 11723.5960353468. The cubic root of 137442704 is about 516.0683562268.

The spelling of 137442704 in words is "one hundred thirty-seven million, four hundred forty-two thousand, seven hundred four".