497261970 has 32 divisors (see below), whose sum is σ = 1326032640. Its totient is φ = 132603120.

The previous prime is 497261969. The next prime is 497261993. The reversal of 497261970 is 79162794.

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

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, 920586 + ... + 921125.

It is an arithmetic number, because the mean of its divisors is an integer number (41438520).

Almost surely, 2^497261970 is an apocalyptic number.

497261970 is an abundant number, since it is smaller than the sum of its proper divisors (828770670).

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

497261970 is a wasteful number, since it uses less digits than its factorization.

497261970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841727 (or 1841721 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 497261970 is about 22299.3715158073. The cubic root of 497261970 is about 792.2490894659.

The spelling of 497261970 in words is "four hundred ninety-seven million, two hundred sixty-one thousand, nine hundred seventy".