190056404 has 6 divisors (see below), whose sum is σ = 332598714. Its totient is φ = 95028200.

The previous prime is 190056403. The next prime is 190056409. The reversal of 190056404 is 404650091.

It can be written as a sum of positive squares in only one way, i.e., 157452304 + 32604100 = 12548^2 + 5710^2 .

It is a super-2 number, since 2×190056404² = 72242873402822432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190056403) by changing a digit.

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 as a sum of consecutive naturals, namely, 23757047 + ... + 23757054.

It is an arithmetic number, because the mean of its divisors is an integer number (55433119).

Almost surely, 2^190056404 is an apocalyptic number.

It is an amenable number.

190056404 is a deficient number, since it is larger than the sum of its proper divisors (142542310).

190056404 is a wasteful number, since it uses less digits than its factorization.

190056404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47514105 (or 47514103 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 190056404 is about 13786.0945883887. The cubic root of 190056404 is about 574.9465901242.

The spelling of 190056404 in words is "one hundred ninety million, fifty-six thousand, four hundred four".