552240405 has 12 divisors (see below), whose sum is σ = 957216780. Its totient is φ = 294528192.

The previous prime is 552240391. The next prime is 552240421. The reversal of 552240405 is 504042255.

It can be written as a sum of positive squares in 2 ways, for example, as 243921924 + 308318481 = 15618^2 + 17559^2 .

It is not a de Polignac number, because 552240405 - 2⁶ = 552240341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6135960 + ... + 6136049.

It is an arithmetic number, because the mean of its divisors is an integer number (79768065).

Almost surely, 2^552240405 is an apocalyptic number.

It is an amenable number.

552240405 is a deficient number, since it is larger than the sum of its proper divisors (404976375).

552240405 is a wasteful number, since it uses less digits than its factorization.

552240405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12272020 (or 12272017 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 552240405 is about 23499.7958501771. The cubic root of 552240405 is about 820.4322552457.

The spelling of 552240405 in words is "five hundred fifty-two million, two hundred forty thousand, four hundred five".