499945230 has 32 divisors (see below), whose sum is σ = 1333188000. Its totient is φ = 133318656.

The previous prime is 499945217. The next prime is 499945247. The reversal of 499945230 is 32549994.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 925555 + ... + 926094.

It is an arithmetic number, because the mean of its divisors is an integer number (41662125).

Almost surely, 2^499945230 is an apocalyptic number.

499945230 is an abundant number, since it is smaller than the sum of its proper divisors (833242770).

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

499945230 is a wasteful number, since it uses less digits than its factorization.

499945230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851665 (or 1851659 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 499945230 is about 22359.4550470265. The cubic root of 499945230 is about 793.6715442740.

The spelling of 499945230 in words is "four hundred ninety-nine million, nine hundred forty-five thousand, two hundred thirty".