190157826 has 16 divisors (see below), whose sum is σ = 386762400. Its totient is φ = 62311488.

The previous prime is 190157797. The next prime is 190157827. The reversal of 190157826 is 628751091.

It is not an unprimeable number, because it can be changed into a prime (190157827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268231 + ... + 268938.

It is an arithmetic number, because the mean of its divisors is an integer number (24172650).

Almost surely, 2^190157826 is an apocalyptic number.

190157826 is an abundant number, since it is smaller than the sum of its proper divisors (196604574).

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

190157826 is a wasteful number, since it uses less digits than its factorization.

190157826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537233.

The product of its (nonzero) digits is 30240, while the sum is 39.

The square root of 190157826 is about 13789.7725144398. The cubic root of 190157826 is about 575.0488437399.

The spelling of 190157826 in words is "one hundred ninety million, one hundred fifty-seven thousand, eight hundred twenty-six".