127922090 has 32 divisors (see below), whose sum is σ = 243202176. Its totient is φ = 48347200.

The previous prime is 127922087. The next prime is 127922107. The reversal of 127922090 is 90229721.

It is a super-2 number, since 2×127922090² = 32728122219936200, which contains 22 as substring.

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, 15740 + ... + 22440.

It is an arithmetic number, because the mean of its divisors is an integer number (7600068).

Almost surely, 2^127922090 is an apocalyptic number.

127922090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127922090 is a deficient number, since it is larger than the sum of its proper divisors (115280086).

127922090 is a wasteful number, since it uses less digits than its factorization.

127922090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6814.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 127922090 is about 11310.2648068027. The cubic root of 127922090 is about 503.8661487376.

The spelling of 127922090 in words is "one hundred twenty-seven million, nine hundred twenty-two thousand, ninety".