44697887 has 8 divisors (see below), whose sum is σ = 49437696. Its totient is φ = 40144032.

The previous prime is 44697883. The next prime is 44697923. The reversal of 44697887 is 78879644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44697887 - 2² = 44697883 is a prime.

It is a super-2 number, since 2×44697887² = 3995802204529538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44697881) 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, 45983 + ... + 46944.

It is an arithmetic number, because the mean of its divisors is an integer number (6179712).

Almost surely, 2^44697887 is an apocalyptic number.

44697887 is a deficient number, since it is larger than the sum of its proper divisors (4739809).

44697887 is a wasteful number, since it uses less digits than its factorization.

44697887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92977.

The product of its digits is 2709504, while the sum is 53.

The square root of 44697887 is about 6685.6478369714. The cubic root of 44697887 is about 354.8915545234.

The spelling of 44697887 in words is "forty-four million, six hundred ninety-seven thousand, eight hundred eighty-seven".