499897026 has 24 divisors (see below), whose sum is σ = 1085826924. Its totient is φ = 166214400.

The previous prime is 499897009. The next prime is 499897031. The reversal of 499897026 is 620798994.

499897026 is a `hidden beast` number, since 499 + 89 + 70 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 384356025 + 115541001 = 19605^2 + 10749^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27411 + ... + 41846.

Almost surely, 2^499897026 is an apocalyptic number.

499897026 is an abundant number, since it is smaller than the sum of its proper divisors (585929898).

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

499897026 is a wasteful number, since it uses less digits than its factorization.

499897026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69666 (or 69663 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 499897026 is about 22358.3770877942. The cubic root of 499897026 is about 793.6460352312.

The spelling of 499897026 in words is "four hundred ninety-nine million, eight hundred ninety-seven thousand, twenty-six".