552998618 has 4 divisors (see below), whose sum is σ = 829497930. Its totient is φ = 276499308.

The previous prime is 552998617. The next prime is 552998639. The reversal of 552998618 is 816899255.

552998618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 387026929 + 165971689 = 19673^2 + 12883^2 .

It is a super-3 number, since 3×552998618³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 552998618.

It is not an unprimeable number, because it can be changed into a prime (552998617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138249653 + ... + 138249656.

Almost surely, 2^552998618 is an apocalyptic number.

552998618 is a deficient number, since it is larger than the sum of its proper divisors (276499312).

552998618 is a wasteful number, since it uses less digits than its factorization.

552998618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276499311.

The product of its digits is 1555200, while the sum is 53.

The square root of 552998618 is about 23515.9226482824. The cubic root of 552998618 is about 820.8075615558.

The spelling of 552998618 in words is "five hundred fifty-two million, nine hundred ninety-eight thousand, six hundred eighteen".