44699618 has 16 divisors (see below), whose sum is σ = 68799456. Its totient is φ = 21769440.

The previous prime is 44699597. The next prime is 44699621. The reversal of 44699618 is 81699644.

It is a happy number.

44699618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58358 + ... + 59118.

It is an arithmetic number, because the mean of its divisors is an integer number (4299966).

Almost surely, 2^44699618 is an apocalyptic number.

44699618 is a deficient number, since it is larger than the sum of its proper divisors (24099838).

44699618 is a wasteful number, since it uses less digits than its factorization.

44699618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489.

The product of its digits is 373248, while the sum is 47.

The square root of 44699618 is about 6685.7772921329. Note that the first 3 decimals coincide. The cubic root of 44699618 is about 354.8961357194.

The spelling of 44699618 in words is "forty-four million, six hundred ninety-nine thousand, six hundred eighteen".