553367644 has 12 divisors (see below), whose sum is σ = 969149104. Its totient is φ = 276467904.

The previous prime is 553367641. The next prime is 553367651. The reversal of 553367644 is 446763355.

It is a super-2 number, since 2×553367644² = 612431498852221472, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 553367644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553367641) 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, 48144 + ... + 58519.

Almost surely, 2^553367644 is an apocalyptic number.

It is an amenable number.

553367644 is a deficient number, since it is larger than the sum of its proper divisors (415781460).

553367644 is a wasteful number, since it uses less digits than its factorization.

553367644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107964 (or 107962 counting only the distinct ones).

The product of its digits is 907200, while the sum is 43.

The square root of 553367644 is about 23523.7676404100. The cubic root of 553367644 is about 820.9901008785.

The spelling of 553367644 in words is "five hundred fifty-three million, three hundred sixty-seven thousand, six hundred forty-four".