499531392 has 96 divisors (see below), whose sum is σ = 1445340000. Its totient is φ = 165597696.

The previous prime is 499531391. The next prime is 499531399. The reversal of 499531392 is 293135994.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×499531392² = 499063223186915328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (499531391) 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, 228159 + ... + 230337.

It is an arithmetic number, because the mean of its divisors is an integer number (15055625).

Almost surely, 2^499531392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499531392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722670000).

499531392 is an abundant number, since it is smaller than the sum of its proper divisors (945808608).

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

499531392 is a wasteful number, since it uses less digits than its factorization.

499531392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398 (or 2383 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 499531392 is about 22350.1989252892. The cubic root of 499531392 is about 793.4524922035.

The spelling of 499531392 in words is "four hundred ninety-nine million, five hundred thirty-one thousand, three hundred ninety-two".