190770938 has 16 divisors (see below), whose sum is σ = 290597760. Its totient is φ = 93912000.

The previous prime is 190770929. The next prime is 190770949. The reversal of 190770938 is 839077091.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61853 + ... + 64863.

It is an arithmetic number, because the mean of its divisors is an integer number (18162360).

Almost surely, 2^190770938 is an apocalyptic number.

190770938 is a deficient number, since it is larger than the sum of its proper divisors (99826822).

190770938 is a wasteful number, since it uses less digits than its factorization.

190770938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 190770938 is about 13811.9853026276. The cubic root of 190770938 is about 575.6662100441. Note that the first 3 decimals are identical.

The spelling of 190770938 in words is "one hundred ninety million, seven hundred seventy thousand, nine hundred thirty-eight".