40464252 has 24 divisors (see below), whose sum is σ = 104907600. Its totient is φ = 13488048.

The previous prime is 40464241. The next prime is 40464287. The reversal of 40464252 is 25246404.

40464252 is a `hidden beast` number, since 404 + 6 + 4 + 252 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 187227 + ... + 187442.

It is an arithmetic number, because the mean of its divisors is an integer number (4371150).

Almost surely, 2^40464252 is an apocalyptic number.

It is an amenable number.

40464252 is an abundant number, since it is smaller than the sum of its proper divisors (64443348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40464252 is a wasteful number, since it uses less digits than its factorization.

40464252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374682 (or 374674 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 40464252 is about 6361.1517824998. The cubic root of 40464252 is about 343.3132029127.

The spelling of 40464252 in words is "forty million, four hundred sixty-four thousand, two hundred fifty-two".