40566052 has 12 divisors (see below), whose sum is σ = 71219596. Its totient is φ = 20217600.

The previous prime is 40566049. The next prime is 40566061. The reversal of 40566052 is 25066504.

It can be written as a sum of positive squares in 2 ways, for example, as 21678336 + 18887716 = 4656^2 + 4346^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40566052.

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, 14949 + ... + 17452.

Almost surely, 2^40566052 is an apocalyptic number.

It is an amenable number.

40566052 is a deficient number, since it is larger than the sum of its proper divisors (30653544).

40566052 is a wasteful number, since it uses less digits than its factorization.

40566052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32718 (or 32716 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 40566052 is about 6369.1484517163. The cubic root of 40566052 is about 343.6008643648.

The spelling of 40566052 in words is "forty million, five hundred sixty-six thousand, fifty-two".