137376730 has 16 divisors (see below), whose sum is σ = 247820544. Its totient is φ = 54830160.

The previous prime is 137376719. The next prime is 137376731. The reversal of 137376730 is 37673731.

It is a self number, because there is not a number n which added to its sum of digits gives 137376730.

It is not an unprimeable number, because it can be changed into a prime (137376731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10206 + ... + 19465.

It is an arithmetic number, because the mean of its divisors is an integer number (15488784).

Almost surely, 2^137376730 is an apocalyptic number.

137376730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137376730 is a deficient number, since it is larger than the sum of its proper divisors (110443814).

137376730 is a wasteful number, since it uses less digits than its factorization.

137376730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30141.

The product of its (nonzero) digits is 55566, while the sum is 37.

The square root of 137376730 is about 11720.7819705001. The cubic root of 137376730 is about 515.9857701943.

The spelling of 137376730 in words is "one hundred thirty-seven million, three hundred seventy-six thousand, seven hundred thirty".