199472564 has 12 divisors (see below), whose sum is σ = 367449600. Its totient is φ = 94486968.

The previous prime is 199472561. The next prime is 199472591. The reversal of 199472564 is 465274991.

It is a super-3 number, since 3×199472564³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199472561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312244 + ... + 1312395.

It is an arithmetic number, because the mean of its divisors is an integer number (30620800).

Almost surely, 2^199472564 is an apocalyptic number.

It is an amenable number.

199472564 is a deficient number, since it is larger than the sum of its proper divisors (167977036).

199472564 is a wasteful number, since it uses less digits than its factorization.

199472564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624662 (or 2624660 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 199472564 is about 14123.4756345596. The cubic root of 199472564 is about 584.2890176678.

The spelling of 199472564 in words is "one hundred ninety-nine million, four hundred seventy-two thousand, five hundred sixty-four".