44699616 has 72 divisors (see below), whose sum is σ = 136904040. Its totient is φ = 13752576.

The previous prime is 44699597. The next prime is 44699621. The reversal of 44699616 is 61699644.

It is a tau number, because it is divible by the number of its divisors (72).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2226 + ... + 9713.

It is an arithmetic number, because the mean of its divisors is an integer number (1901445).

Almost surely, 2^44699616 is an apocalyptic number.

It is an amenable number.

44699616 is an abundant number, since it is smaller than the sum of its proper divisors (92204424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44699616 is a wasteful number, since it uses less digits than its factorization.

44699616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968 (or 11957 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 44699616 is about 6685.7771425617. Note that the first 3 decimals coincide. The cubic root of 44699616 is about 354.8961304264.

The spelling of 44699616 in words is "forty-four million, six hundred ninety-nine thousand, six hundred sixteen".