553907340 has 144 divisors (see below), whose sum is σ = 1953020160. Its totient is φ = 124444800.

The previous prime is 553907339. The next prime is 553907359. The reversal of 553907340 is 43709355.

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

It is a junction number, because it is equal to n+sod(n) for n = 553907295 and 553907304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70615 + ... + 78065.

It is an arithmetic number, because the mean of its divisors is an integer number (13562640).

Almost surely, 2^553907340 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 553907340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976510080).

553907340 is an abundant number, since it is smaller than the sum of its proper divisors (1399112820).

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

553907340 is a wasteful number, since it uses less digits than its factorization.

553907340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7532 (or 7527 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 553907340 is about 23535.2361364827. The cubic root of 553907340 is about 821.2569163252.

The spelling of 553907340 in words is "five hundred fifty-three million, nine hundred seven thousand, three hundred forty".