190428344 has 32 divisors (see below), whose sum is σ = 368562000. Its totient is φ = 92171520.

The previous prime is 190428331. The next prime is 190428347. The reversal of 190428344 is 443824091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190428347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60932 + ... + 63980.

Almost surely, 2^190428344 is an apocalyptic number.

It is an amenable number.

190428344 is a deficient number, since it is larger than the sum of its proper divisors (178133656).

190428344 is a wasteful number, since it uses less digits than its factorization.

190428344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303 (or 3299 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 190428344 is about 13799.5776746971. The cubic root of 190428344 is about 575.3214021680.

The spelling of 190428344 in words is "one hundred ninety million, four hundred twenty-eight thousand, three hundred forty-four".