499601140 has 24 divisors (see below), whose sum is σ = 1052907912. Its totient is φ = 199127040.

The previous prime is 499601131. The next prime is 499601149. The reversal of 499601140 is 41106994.

It is an interprime number because it is at equal distance from previous prime (499601131) and next prime (499601149).

It can be written as a sum of positive squares in 4 ways, for example, as 24186724 + 475414416 = 4918^2 + 21804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 499601096 and 499601105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499601149) 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, 38829 + ... + 50068.

It is an arithmetic number, because the mean of its divisors is an integer number (43871163).

Almost surely, 2^499601140 is an apocalyptic number.

It is an amenable number.

499601140 is an abundant number, since it is smaller than the sum of its proper divisors (553306772).

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

499601140 is a wasteful number, since it uses less digits than its factorization.

499601140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89187 (or 89185 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 499601140 is about 22351.7592148806. The cubic root of 499601140 is about 793.4894195783.

The spelling of 499601140 in words is "four hundred ninety-nine million, six hundred one thousand, one hundred forty".