457636652 has 12 divisors (see below), whose sum is σ = 873670056. Its totient is φ = 208016640.

The previous prime is 457636643. The next prime is 457636657. The reversal of 457636652 is 256636754.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 10400833 = 457636652 / (4 + 5 + 7 + 6 + 3 + 6 + 6 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (457636657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5200373 + ... + 5200460.

It is an arithmetic number, because the mean of its divisors is an integer number (72805838).

Almost surely, 2^457636652 is an apocalyptic number.

It is an amenable number.

457636652 is a deficient number, since it is larger than the sum of its proper divisors (416033404).

457636652 is a wasteful number, since it uses less digits than its factorization.

457636652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10400848 (or 10400846 counting only the distinct ones).

The product of its digits is 907200, while the sum is 44.

The square root of 457636652 is about 21392.4438061667. The cubic root of 457636652 is about 770.6199830473.

The spelling of 457636652 in words is "four hundred fifty-seven million, six hundred thirty-six thousand, six hundred fifty-two".