457375242 has 32 divisors (see below), whose sum is σ = 970951104. Its totient is φ = 143136000.

The previous prime is 457375181. The next prime is 457375267. The reversal of 457375242 is 242573754.

It is a super-2 number, since 2×457375242² = 418384223989117128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 457375242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37617 + ... + 48267.

It is an arithmetic number, because the mean of its divisors is an integer number (30342222).

Almost surely, 2^457375242 is an apocalyptic number.

457375242 is an abundant number, since it is smaller than the sum of its proper divisors (513575862).

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

457375242 is a wasteful number, since it uses less digits than its factorization.

457375242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11094.

The product of its digits is 235200, while the sum is 39.

The square root of 457375242 is about 21386.3330657689. Note that the first 3 decimals coincide. The cubic root of 457375242 is about 770.4732245961.

The spelling of 457375242 in words is "four hundred fifty-seven million, three hundred seventy-five thousand, two hundred forty-two".