185232164 has 24 divisors (see below), whose sum is σ = 361131960. Its totient is φ = 82543104.

The previous prime is 185232143. The next prime is 185232209. The reversal of 185232164 is 461232581.

It can be written as a sum of positive squares in 4 ways, for example, as 27478564 + 157753600 = 5242^2 + 12560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 185232164.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59909 + ... + 62924.

It is an arithmetic number, because the mean of its divisors is an integer number (15047165).

Almost surely, 2^185232164 is an apocalyptic number.

It is an amenable number.

185232164 is a deficient number, since it is larger than the sum of its proper divisors (175899796).

185232164 is a wasteful number, since it uses less digits than its factorization.

185232164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122879 (or 122877 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 185232164 is about 13610.0023512121. The cubic root of 185232164 is about 570.0401777363.

It can be divided in two parts, 1852321 and 64, that multiplied together give a square (118548544 = 10888²).

The spelling of 185232164 in words is "one hundred eighty-five million, two hundred thirty-two thousand, one hundred sixty-four".