137673670 has 32 divisors (see below), whose sum is σ = 255345408. Its totient is φ = 53405568.

The previous prime is 137673637. The next prime is 137673673. The reversal of 137673670 is 76376731.

137673670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×137673670² = 37908078822537800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137673673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224284 + ... + 224896.

It is an arithmetic number, because the mean of its divisors is an integer number (7979544).

Almost surely, 2^137673670 is an apocalyptic number.

137673670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137673670 is a deficient number, since it is larger than the sum of its proper divisors (117671738).

137673670 is a wasteful number, since it uses less digits than its factorization.

137673670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264.

The product of its (nonzero) digits is 111132, while the sum is 40.

The square root of 137673670 is about 11733.4423763872. The cubic root of 137673670 is about 516.3572706519.

The spelling of 137673670 in words is "one hundred thirty-seven million, six hundred seventy-three thousand, six hundred seventy".