499153806 has 32 divisors (see below), whose sum is σ = 1128038400. Its totient is φ = 163563480.

The previous prime is 499153801. The next prime is 499153849. The reversal of 499153806 is 608351994.

It is a happy number.

499153806 is a `hidden beast` number, since 499 + 153 + 8 + 0 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499153801) 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, 75150 + ... + 81521.

It is an arithmetic number, because the mean of its divisors is an integer number (35251200).

Almost surely, 2^499153806 is an apocalyptic number.

499153806 is an abundant number, since it is smaller than the sum of its proper divisors (628884594).

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

499153806 is a wasteful number, since it uses less digits than its factorization.

499153806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156741 (or 156735 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 499153806 is about 22341.7502895364. The cubic root of 499153806 is about 793.2525234090.

The spelling of 499153806 in words is "four hundred ninety-nine million, one hundred fifty-three thousand, eight hundred six".