552640605 has 32 divisors (see below), whose sum is σ = 975473280. Its totient is φ = 264929280.

The previous prime is 552640537. The next prime is 552640609. The reversal of 552640605 is 506046255.

It is a happy number.

It is not a de Polignac number, because 552640605 - 2⁹ = 552640093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552640609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4132 + ... + 33501.

It is an arithmetic number, because the mean of its divisors is an integer number (30483540).

Almost surely, 2^552640605 is an apocalyptic number.

552640605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

552640605 is a deficient number, since it is larger than the sum of its proper divisors (422832675).

552640605 is a wasteful number, since it uses less digits than its factorization.

552640605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37741.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 552640605 is about 23508.3092756583. The cubic root of 552640605 is about 820.6303922067.

The spelling of 552640605 in words is "five hundred fifty-two million, six hundred forty thousand, six hundred five".