44723145 has 8 divisors (see below), whose sum is σ = 71557056. Its totient is φ = 23852336.

The previous prime is 44723089. The next prime is 44723167. The reversal of 44723145 is 54132744.

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 44723145 - 2⁸ = 44722889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1490757 + ... + 1490786.

It is an arithmetic number, because the mean of its divisors is an integer number (8944632).

Almost surely, 2^44723145 is an apocalyptic number.

It is an amenable number.

44723145 is a deficient number, since it is larger than the sum of its proper divisors (26833911).

44723145 is a wasteful number, since it uses less digits than its factorization.

44723145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981551.

The product of its digits is 13440, while the sum is 30.

The square root of 44723145 is about 6687.5365419562. The cubic root of 44723145 is about 354.9583896214.

Adding to 44723145 its reverse (54132744), we get a palindrome (98855889).

The spelling of 44723145 in words is "forty-four million, seven hundred twenty-three thousand, one hundred forty-five".