190274436 has 135 divisors (see below), whose sum is σ = 558376455. Its totient is φ = 54624240.

The previous prime is 190274431. The next prime is 190274443. The reversal of 190274436 is 634472091.

The square root of 190274436 is 13794.

It is a perfect power (a square), and thus also a powerful number.

190274436 is a `hidden beast` number, since 190 + 27 + 443 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 190274436.

It is not an unprimeable number, because it can be changed into a prime (190274431) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 10014435 + ... + 10014453.

Almost surely, 2^190274436 is an apocalyptic number.

190274436 is the 13794-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190274436

190274436 is an abundant number, since it is smaller than the sum of its proper divisors (368102019).

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

190274436 is a wasteful number, since it uses less digits than its factorization.

190274436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92 (or 35 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The cubic root of 190274436 is about 575.1663649674.

Multiplying 190274436 by its sum of digits (36), we get a square (6849879696 = 82764²).

190274436 divided by its sum of digits (36) gives a square (5285401 = 2299²).

The spelling of 190274436 in words is "one hundred ninety million, two hundred seventy-four thousand, four hundred thirty-six".