498574566 has 24 divisors (see below), whose sum is σ = 1234565904. Its totient is φ = 142449840.

The previous prime is 498574561. The next prime is 498574577. The reversal of 498574566 is 665475894.

498574566 is a `hidden beast` number, since 4 + 9 + 8 + 5 + 74 + 566 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498574561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1978345 + ... + 1978596.

It is an arithmetic number, because the mean of its divisors is an integer number (51440246).

Almost surely, 2^498574566 is an apocalyptic number.

498574566 is an abundant number, since it is smaller than the sum of its proper divisors (735991338).

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

498574566 is a wasteful number, since it uses less digits than its factorization.

498574566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956956 (or 3956953 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 498574566 is about 22328.7833524355. The cubic root of 498574566 is about 792.9455629519.

The spelling of 498574566 in words is "four hundred ninety-eight million, five hundred seventy-four thousand, five hundred sixty-six".