44947643 has 8 divisors (see below), whose sum is σ = 51252768. Its totient is φ = 39049344.

The previous prime is 44947607. The next prime is 44947663. The reversal of 44947643 is 34674944.

It is a happy number.

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 44947643 - 2⁶ = 44947579 is a prime.

It is a super-2 number, since 2×44947643² = 4040581222510898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44947643.

It is not an unprimeable number, because it can be changed into a prime (44947663) 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, 101471 + ... + 101912.

It is an arithmetic number, because the mean of its divisors is an integer number (6406596).

Almost surely, 2^44947643 is an apocalyptic number.

44947643 is a deficient number, since it is larger than the sum of its proper divisors (6305125).

44947643 is a wasteful number, since it uses less digits than its factorization.

44947643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203413.

The product of its digits is 290304, while the sum is 41.

The square root of 44947643 is about 6704.3003363513. The cubic root of 44947643 is about 355.5513300532.

The spelling of 44947643 in words is "forty-four million, nine hundred forty-seven thousand, six hundred forty-three".