27533972 has 12 divisors (see below), whose sum is σ = 48228180. Its totient is φ = 13754496.

The previous prime is 27533953. The next prime is 27533993. The reversal of 27533972 is 27933572.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2172676 + 25361296 = 1474^2 + 5036^2 .

It is a super-2 number, since 2×27533972² = 1516239228193568, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3308 + ... + 8124.

It is an arithmetic number, because the mean of its divisors is an integer number (4019015).

Almost surely, 2^27533972 is an apocalyptic number.

It is an amenable number.

27533972 is a deficient number, since it is larger than the sum of its proper divisors (20694208).

27533972 is a wasteful number, since it uses less digits than its factorization.

27533972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6250 (or 6248 counting only the distinct ones).

The product of its digits is 79380, while the sum is 38.

The square root of 27533972 is about 5247.2823442235. The cubic root of 27533972 is about 301.9647781387.

The spelling of 27533972 in words is "twenty-seven million, five hundred thirty-three thousand, nine hundred seventy-two".