406452652 has 24 divisors (see below), whose sum is σ = 728925120. Its totient is φ = 198241680.

The previous prime is 406452649. The next prime is 406452653. The reversal of 406452652 is 256254604.

It is not an unprimeable number, because it can be changed into a prime (406452653) 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, 24343 + ... + 37489.

It is an arithmetic number, because the mean of its divisors is an integer number (30371880).

Almost surely, 2^406452652 is an apocalyptic number.

It is an amenable number.

406452652 is a deficient number, since it is larger than the sum of its proper divisors (322472468).

406452652 is a wasteful number, since it uses less digits than its factorization.

406452652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13341 (or 13339 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 406452652 is about 20160.6709213756. The cubic root of 406452652 is about 740.7471465284.

The spelling of 406452652 in words is "four hundred six million, four hundred fifty-two thousand, six hundred fifty-two".