44120002 has 4 divisors (see below), whose sum is σ = 66180006. Its totient is φ = 22060000.

The previous prime is 44119987. The next prime is 44120029. The reversal of 44120002 is 20002144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 44076321 + 43681 = 6639^2 + 209^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11029999 + ... + 11030002.

Almost surely, 2^44120002 is an apocalyptic number.

44120002 is a deficient number, since it is larger than the sum of its proper divisors (22060004).

44120002 is a wasteful number, since it uses less digits than its factorization.

44120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22060003.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 44120002 is about 6642.2889127168. The cubic root of 44120002 is about 353.3554883066.

Adding to 44120002 its reverse (20002144), we get a palindrome (64122146).

The spelling of 44120002 in words is "forty-four million, one hundred twenty thousand, two".