190974652 has 24 divisors (see below), whose sum is σ = 370570032. Its totient is φ = 85382400.

The previous prime is 190974631. The next prime is 190974671. The reversal of 190974652 is 256479091.

It is a happy number.

It is a super-2 number, since 2×190974652² = 72942635413042208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 190974599 and 190974608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32893 + ... + 38260.

It is an arithmetic number, because the mean of its divisors is an integer number (15440418).

Almost surely, 2^190974652 is an apocalyptic number.

It is an amenable number.

190974652 is a deficient number, since it is larger than the sum of its proper divisors (179595380).

190974652 is a wasteful number, since it uses less digits than its factorization.

190974652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71229 (or 71227 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 190974652 is about 13819.3578722023. The cubic root of 190974652 is about 575.8710447877.

The spelling of 190974652 in words is "one hundred ninety million, nine hundred seventy-four thousand, six hundred fifty-two".