499056540 has 24 divisors (see below), whose sum is σ = 1397358480. Its totient is φ = 133081728.

The previous prime is 499056529. The next prime is 499056541. The reversal of 499056540 is 45650994.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 499056492 and 499056501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499056541) 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, 4158745 + ... + 4158864.

It is an arithmetic number, because the mean of its divisors is an integer number (58223270).

Almost surely, 2^499056540 is an apocalyptic number.

It is an amenable number.

499056540 is an abundant number, since it is smaller than the sum of its proper divisors (898301940).

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

499056540 is a wasteful number, since it uses less digits than its factorization.

499056540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8317621 (or 8317619 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 499056540 is about 22339.5734068491. The cubic root of 499056540 is about 793.2009951952.

The spelling of 499056540 in words is "four hundred ninety-nine million, fifty-six thousand, five hundred forty".