497945590 has 32 divisors (see below), whose sum is σ = 918973440. Its totient is φ = 194158944.

The previous prime is 497945563. The next prime is 497945599. The reversal of 497945590 is 95549794.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497945599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316987 + ... + 318553.

It is an arithmetic number, because the mean of its divisors is an integer number (28717920).

Almost surely, 2^497945590 is an apocalyptic number.

497945590 is a deficient number, since it is larger than the sum of its proper divisors (421027850).

497945590 is a wasteful number, since it uses less digits than its factorization.

497945590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356.

The product of its (nonzero) digits is 2041200, while the sum is 52.

The square root of 497945590 is about 22314.6944859212. The cubic root of 497945590 is about 792.6119762033.

The spelling of 497945590 in words is "four hundred ninety-seven million, nine hundred forty-five thousand, five hundred ninety".