549597630 has 32 divisors (see below), whose sum is σ = 1354686624. Its totient is φ = 142598016.

The previous prime is 549597623. The next prime is 549597683. The reversal of 549597630 is 36795945.

It is a self number, because there is not a number n which added to its sum of digits gives 549597630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246457 + ... + 248676.

It is an arithmetic number, because the mean of its divisors is an integer number (42333957).

Almost surely, 2^549597630 is an apocalyptic number.

549597630 is an abundant number, since it is smaller than the sum of its proper divisors (805088994).

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

549597630 is a wasteful number, since it uses less digits than its factorization.

549597630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495180.

The product of its (nonzero) digits is 1020600, while the sum is 48.

The square root of 549597630 is about 23443.4986723398. The cubic root of 549597630 is about 819.1214216758.

The spelling of 549597630 in words is "five hundred forty-nine million, five hundred ninety-seven thousand, six hundred thirty".