137622736 has 10 divisors (see below), whose sum is σ = 266644082. Its totient is φ = 68811360.

The previous prime is 137622707. The next prime is 137622761. The reversal of 137622736 is 637226731.

It can be written as a sum of positive squares in only one way, i.e., 136890000 + 732736 = 11700^2 + 856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 137622695 and 137622704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4300695 + ... + 4300726.

Almost surely, 2^137622736 is an apocalyptic number.

137622736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

137622736 is a deficient number, since it is larger than the sum of its proper divisors (129021346).

137622736 is an equidigital number, since it uses as much as digits as its factorization.

137622736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8601429 (or 8601423 counting only the distinct ones).

The product of its digits is 63504, while the sum is 37.

The square root of 137622736 is about 11731.2717128195. The cubic root of 137622736 is about 516.2935853076.

The spelling of 137622736 in words is "one hundred thirty-seven million, six hundred twenty-two thousand, seven hundred thirty-six".