190633964 has 12 divisors (see below), whose sum is σ = 341368104. Its totient is φ = 93100224.

The previous prime is 190633943. The next prime is 190633979. The reversal of 190633964 is 469336091.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553997 + ... + 554340.

It is an arithmetic number, because the mean of its divisors is an integer number (28447342).

Almost surely, 2^190633964 is an apocalyptic number.

It is an amenable number.

190633964 is a deficient number, since it is larger than the sum of its proper divisors (150734140).

190633964 is a wasteful number, since it uses less digits than its factorization.

190633964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108384 (or 1108382 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 190633964 is about 13807.0258926389. The cubic root of 190633964 is about 575.5284004741.

The spelling of 190633964 in words is "one hundred ninety million, six hundred thirty-three thousand, nine hundred sixty-four".