457722 has 24 divisors (see below), whose sum is σ = 1010880. Its totient is φ = 149640.

The previous prime is 457711. The next prime is 457739. The reversal of 457722 is 227754.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 457722.

It is an unprimeable number.

457722 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 847 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (42120).

2⁴⁵⁷⁷²² is an apocalyptic number.

457722 is an abundant number, since it is smaller than the sum of its proper divisors (553158).

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

457722 is a wasteful number, since it uses less digits than its factorization.

457722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 495 counting only the distinct ones).

The product of its digits is 3920, while the sum is 27.

The square root of 457722 is about 676.5515501423. The cubic root of 457722 is about 77.0667886252.

The spelling of 457722 in words is "four hundred fifty-seven thousand, seven hundred twenty-two".