190292816 has 20 divisors (see below), whose sum is σ = 421362912. Its totient is φ = 81554016.

The previous prime is 190292783. The next prime is 190292821. The reversal of 190292816 is 618292091.

190292816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×190292816² = 72422711642419712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 190292816.

It is a congruent number.

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, 849410 + ... + 849633.

Almost surely, 2^190292816 is an apocalyptic number.

190292816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

190292816 is an abundant number, since it is smaller than the sum of its proper divisors (231070096).

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

190292816 is a wasteful number, since it uses less digits than its factorization.

190292816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699058 (or 1699052 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 190292816 is about 13794.6662156067. Note that the first 3 decimals coincide. The cubic root of 190292816 is about 575.1848842137.

The spelling of 190292816 in words is "one hundred ninety million, two hundred ninety-two thousand, eight hundred sixteen".