561446324 has 12 divisors (see below), whose sum is σ = 982698948. Its totient is φ = 280675200.

The previous prime is 561446321. The next prime is 561446329. The reversal of 561446324 is 423644165.

It can be written as a sum of positive squares in 2 ways, for example, as 137827600 + 423618724 = 11740^2 + 20582^2 .

It is a super-2 number, since 2×561446324² = 630443949466225952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561446321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33644 + ... + 47484.

It is an arithmetic number, because the mean of its divisors is an integer number (81891579).

Almost surely, 2^561446324 is an apocalyptic number.

It is an amenable number.

561446324 is a deficient number, since it is larger than the sum of its proper divisors (421252624).

561446324 is a wasteful number, since it uses less digits than its factorization.

561446324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23986 (or 23984 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 561446324 is about 23694.8585984386. The cubic root of 561446324 is about 824.9660587200.

The spelling of 561446324 in words is "five hundred sixty-one million, four hundred forty-six thousand, three hundred twenty-four".