44721347 has 16 divisors (see below), whose sum is σ = 50388480. Its totient is φ = 39343200.

The previous prime is 44721337. The next prime is 44721353. The reversal of 44721347 is 74312744.

It is a cyclic number.

It is not a de Polignac number, because 44721347 - 2⁴ = 44721331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44721317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45572 + ... + 46542.

It is an arithmetic number, because the mean of its divisors is an integer number (3149280).

Almost surely, 2^44721347 is an apocalyptic number.

44721347 is a deficient number, since it is larger than the sum of its proper divisors (5667133).

44721347 is a wasteful number, since it uses less digits than its factorization.

44721347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114.

The product of its digits is 18816, while the sum is 32.

The square root of 44721347 is about 6687.4021114331. The cubic root of 44721347 is about 354.9536327724.

The spelling of 44721347 in words is "forty-four million, seven hundred twenty-one thousand, three hundred forty-seven".