137378072 has 24 divisors (see below), whose sum is σ = 278924940. Its totient is φ = 63404640.

The previous prime is 137378027. The next prime is 137378083. The reversal of 137378072 is 270873731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49454 + ... + 52157.

Almost surely, 2^137378072 is an apocalyptic number.

It is an amenable number.

137378072 is an abundant number, since it is smaller than the sum of its proper divisors (141546868).

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

137378072 is a wasteful number, since it uses less digits than its factorization.

137378072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101643 (or 101626 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 137378072 is about 11720.8392191003. The cubic root of 137378072 is about 515.9874503688.

The spelling of 137378072 in words is "one hundred thirty-seven million, three hundred seventy-eight thousand, seventy-two".