499064431 has 8 divisors (see below), whose sum is σ = 525636720. Its totient is φ = 472522752.

The previous prime is 499064413. The next prime is 499064437. The reversal of 499064431 is 134460994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 499064431 - 2¹⁷ = 498933359 is a prime.

It is a super-2 number, since 2×499064431² = 498130612578707522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499064437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30831 + ... + 44143.

It is an arithmetic number, because the mean of its divisors is an integer number (65704590).

Almost surely, 2^499064431 is an apocalyptic number.

499064431 is a deficient number, since it is larger than the sum of its proper divisors (26572289).

499064431 is a wasteful number, since it uses less digits than its factorization.

499064431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15305.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 499064431 is about 22339.7500209828. The cubic root of 499064431 is about 793.2051758277.

The spelling of 499064431 in words is "four hundred ninety-nine million, sixty-four thousand, four hundred thirty-one".