497057445 has 64 divisors (see below), whose sum is σ = 914042880. Its totient is φ = 256089600.

The previous prime is 497057417. The next prime is 497057453. The reversal of 497057445 is 544750794.

497057445 is a `hidden beast` number, since 4 + 9 + 70 + 574 + 4 + 5 = 666.

It is not a de Polignac number, because 497057445 - 2⁵ = 497057413 is a prime.

It is a super-2 number, since 2×497057445² = 494132207259856050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 497057445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 953785 + ... + 954305.

It is an arithmetic number, because the mean of its divisors is an integer number (14281920).

Almost surely, 2^497057445 is an apocalyptic number.

497057445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

497057445 is a deficient number, since it is larger than the sum of its proper divisors (416985435).

497057445 is a wasteful number, since it uses less digits than its factorization.

497057445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763 (or 757 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 497057445 is about 22294.7851525867. The cubic root of 497057445 is about 792.1404566091.

The spelling of 497057445 in words is "four hundred ninety-seven million, fifty-seven thousand, four hundred forty-five".