457699212 has 18 divisors (see below), whose sum is σ = 1156961988. Its totient is φ = 152566392.

The previous prime is 457699169. The next prime is 457699289. The reversal of 457699212 is 212996754.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6356898 + ... + 6356969.

It is an arithmetic number, because the mean of its divisors is an integer number (64275666).

Almost surely, 2^457699212 is an apocalyptic number.

It is an amenable number.

457699212 is an abundant number, since it is smaller than the sum of its proper divisors (699262776).

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

457699212 is a wasteful number, since it uses less digits than its factorization.

457699212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12713877 (or 12713872 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 457699212 is about 21393.9059547339. The cubic root of 457699212 is about 770.6550966316.

It can be divided in two parts, 4 and 57699212, that added together give a square (57699216 = 7596²).

The spelling of 457699212 in words is "four hundred fifty-seven million, six hundred ninety-nine thousand, two hundred twelve".