137642630 has 8 divisors (see below), whose sum is σ = 247756752. Its totient is φ = 55057048.

The previous prime is 137642629. The next prime is 137642641. The reversal of 137642630 is 36246731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6882122 + ... + 6882141.

It is an arithmetic number, because the mean of its divisors is an integer number (30969594).

Almost surely, 2^137642630 is an apocalyptic number.

137642630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137642630 is a deficient number, since it is larger than the sum of its proper divisors (110114122).

137642630 is a wasteful number, since it uses less digits than its factorization.

137642630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13764270.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 137642630 is about 11732.1195868436. The cubic root of 137642630 is about 516.3184616471.

The spelling of 137642630 in words is "one hundred thirty-seven million, six hundred forty-two thousand, six hundred thirty".