137250630 has 48 divisors (see below), whose sum is σ = 389295504. Its totient is φ = 33272640.

The previous prime is 137250613. The next prime is 137250643. The reversal of 137250630 is 36052731.

It is a happy number.

137250630 is a `hidden beast` number, since 1 + 3 + 7 + 25 + 0 + 630 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 137250594 and 137250603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68329 + ... + 70308.

It is an arithmetic number, because the mean of its divisors is an integer number (8110323).

Almost surely, 2^137250630 is an apocalyptic number.

137250630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137250630 is an abundant number, since it is smaller than the sum of its proper divisors (252044874).

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

137250630 is a wasteful number, since it uses less digits than its factorization.

137250630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138661 (or 138658 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 137250630 is about 11715.4014015739. The cubic root of 137250630 is about 515.8278450395.

The spelling of 137250630 in words is "one hundred thirty-seven million, two hundred fifty thousand, six hundred thirty".