44042215 has 8 divisors (see below), whose sum is σ = 60400800. Its totient is φ = 30200352.

The previous prime is 44042197. The next prime is 44042221. The reversal of 44042215 is 51224044.

It is a happy number.

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

It is not a de Polignac number, because 44042215 - 2¹⁹ = 43517927 is a prime.

It is a congruent number.

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, 629140 + ... + 629209.

It is an arithmetic number, because the mean of its divisors is an integer number (7550100).

Almost surely, 2^44042215 is an apocalyptic number.

44042215 is a deficient number, since it is larger than the sum of its proper divisors (16358585).

44042215 is a wasteful number, since it uses less digits than its factorization.

44042215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258361.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 44042215 is about 6636.4308931835. The cubic root of 44042215 is about 353.1477017279.

Adding to 44042215 its reverse (51224044), we get a palindrome (95266259).

The spelling of 44042215 in words is "forty-four million, forty-two thousand, two hundred fifteen".