44601616 has 10 divisors (see below), whose sum is σ = 86415662. Its totient is φ = 22300800.

The previous prime is 44601611. The next prime is 44601617. The reversal of 44601616 is 61610644.

It can be written as a sum of positive squares in only one way, i.e., 44355600 + 246016 = 6660^2 + 496^2 .

It is a super-2 number, since 2×44601616² = 3978608299622912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44601611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1393785 + ... + 1393816.

Almost surely, 2^44601616 is an apocalyptic number.

It is an amenable number.

44601616 is a deficient number, since it is larger than the sum of its proper divisors (41814046).

44601616 is a wasteful number, since it uses less digits than its factorization.

44601616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787609 (or 2787603 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 44601616 is about 6678.4441301848. Note that the first 3 decimals coincide. The cubic root of 44601616 is about 354.6365810750.

Subtracting 44601616 from its reverse (61610644), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 44601616 in words is "forty-four million, six hundred one thousand, six hundred sixteen".