553342860 has 384 divisors, whose sum is σ = 2128896000. Its totient is φ = 116453376.

The previous prime is 553342849. The next prime is 553342897. The reversal of 553342860 is 68243355.

It is a happy number.

553342860 is a `hidden beast` number, since 5 + 533 + 42 + 86 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5076486 + ... + 5076594.

It is an arithmetic number, because the mean of its divisors is an integer number (5544000).

Almost surely, 2^553342860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553342860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1064448000).

553342860 is an abundant number, since it is smaller than the sum of its proper divisors (1575553140).

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

553342860 is a wasteful number, since it uses less digits than its factorization.

553342860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 553342860 is about 23523.2408481485. The cubic root of 553342860 is about 820.9778439744.

The spelling of 553342860 in words is "five hundred fifty-three million, three hundred forty-two thousand, eight hundred sixty".