40566452 has 24 divisors (see below), whose sum is σ = 73032960. Its totient is φ = 19706400.

The previous prime is 40566451. The next prime is 40566469. The reversal of 40566452 is 25466504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40566451) 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, 27674 + ... + 29102.

It is an arithmetic number, because the mean of its divisors is an integer number (3043040).

Almost surely, 2^40566452 is an apocalyptic number.

It is an amenable number.

40566452 is a deficient number, since it is larger than the sum of its proper divisors (32466508).

40566452 is a wasteful number, since it uses less digits than its factorization.

40566452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631 (or 1629 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 40566452 is about 6369.1798530109. The cubic root of 40566452 is about 343.6019937155.

The spelling of 40566452 in words is "forty million, five hundred sixty-six thousand, four hundred fifty-two".