5557618 has 32 divisors (see below), whose sum is σ = 9745920. Its totient is φ = 2352000.

The previous prime is 5557613. The next prime is 5557619. The reversal of 5557618 is 8167555.

It is not an unprimeable number, because it can be changed into a prime (5557613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19638 + ... + 19918.

It is an arithmetic number, because the mean of its divisors is an integer number (304560).

Almost surely, 2^5557618 is an apocalyptic number.

5557618 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5557618 is a deficient number, since it is larger than the sum of its proper divisors (4188302).

5557618 is a wasteful number, since it uses less digits than its factorization.

5557618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354.

The product of its digits is 42000, while the sum is 37.

The square root of 5557618 is about 2357.4600738931. The cubic root of 5557618 is about 177.1316755615.

The spelling of 5557618 in words is "five million, five hundred fifty-seven thousand, six hundred eighteen".