499220523 has 24 divisors (see below), whose sum is σ = 752060400. Its totient is φ = 327291840.

The previous prime is 499220509. The next prime is 499220549. The reversal of 499220523 is 325022994.

499220523 is a `hidden beast` number, since 49 + 92 + 2 + 0 + 523 = 666.

It is not a de Polignac number, because 499220523 - 2¹³ = 499212331 is a prime.

It is a super-2 number, since 2×499220523² = 498442261168787058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (499220563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97983 + ... + 102951.

It is an arithmetic number, because the mean of its divisors is an integer number (31335850).

Almost surely, 2^499220523 is an apocalyptic number.

499220523 is a deficient number, since it is larger than the sum of its proper divisors (252839877).

499220523 is an equidigital number, since it uses as much as digits as its factorization.

499220523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100 (or 5033 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 499220523 is about 22343.2433411087. The cubic root of 499220523 is about 793.2878639328.

The spelling of 499220523 in words is "four hundred ninety-nine million, two hundred twenty thousand, five hundred twenty-three".