44899906 has 16 divisors (see below), whose sum is σ = 68100984. Its totient is φ = 22201344.

The previous prime is 44899889. The next prime is 44899909. The reversal of 44899906 is 60999844.

It can be written as a sum of positive squares in 4 ways, for example, as 43678881 + 1221025 = 6609^2 + 1105^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 44899906.

It is not an unprimeable number, because it can be changed into a prime (44899909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112900 + ... + 113296.

Almost surely, 2^44899906 is an apocalyptic number.

44899906 is a deficient number, since it is larger than the sum of its proper divisors (23201078).

44899906 is a wasteful number, since it uses less digits than its factorization.

44899906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 44899906 is about 6700.7392129526. The cubic root of 44899906 is about 355.4254134311.

The spelling of 44899906 in words is "forty-four million, eight hundred ninety-nine thousand, nine hundred six".