549590745 has 64 divisors (see below), whose sum is σ = 998231040. Its totient is φ = 255763200.

The previous prime is 549590737. The next prime is 549590771. The reversal of 549590745 is 547095945.

It is not a de Polignac number, because 549590745 - 2³ = 549590737 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 549590694 and 549590703.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1583662 + ... + 1584008.

It is an arithmetic number, because the mean of its divisors is an integer number (15597360).

Almost surely, 2^549590745 is an apocalyptic number.

549590745 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

549590745 is a deficient number, since it is larger than the sum of its proper divisors (448640295).

549590745 is a wasteful number, since it uses less digits than its factorization.

549590745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The square root of 549590745 is about 23443.3518294633. The cubic root of 549590745 is about 819.1180011889.

The spelling of 549590745 in words is "five hundred forty-nine million, five hundred ninety thousand, seven hundred forty-five".