457320534 has 16 divisors (see below), whose sum is σ = 997790400. Its totient is φ = 138581960.

The previous prime is 457320529. The next prime is 457320541. The reversal of 457320534 is 435023754.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 457320495 and 457320504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3464484 + ... + 3464615.

It is an arithmetic number, because the mean of its divisors is an integer number (62361900).

Almost surely, 2^457320534 is an apocalyptic number.

457320534 is an abundant number, since it is smaller than the sum of its proper divisors (540469866).

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

457320534 is a wasteful number, since it uses less digits than its factorization.

457320534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6929115.

The product of its (nonzero) digits is 50400, while the sum is 33.

The square root of 457320534 is about 21385.0539863709. The cubic root of 457320534 is about 770.4425038472.

The spelling of 457320534 in words is "four hundred fifty-seven million, three hundred twenty thousand, five hundred thirty-four".