137922090 has 32 divisors (see below), whose sum is σ = 331992000. Its totient is φ = 36670464.

The previous prime is 137922079. The next prime is 137922119. The reversal of 137922090 is 90229731.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3786 + ... + 17034.

It is an arithmetic number, because the mean of its divisors is an integer number (10374750).

Almost surely, 2^137922090 is an apocalyptic number.

137922090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137922090 is an abundant number, since it is smaller than the sum of its proper divisors (194069910).

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

137922090 is a wasteful number, since it uses less digits than its factorization.

137922090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13606.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 137922090 is about 11744.0235864886. The cubic root of 137922090 is about 516.6676577620.

The spelling of 137922090 in words is "one hundred thirty-seven million, nine hundred twenty-two thousand, ninety".