44013778 has 8 divisors (see below), whose sum is σ = 66086640. Its totient is φ = 21984900.

The previous prime is 44013763. The next prime is 44013829. The reversal of 44013778 is 87731044.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8368 + ... + 12571.

It is an arithmetic number, because the mean of its divisors is an integer number (8260830).

Almost surely, 2^44013778 is an apocalyptic number.

44013778 is a deficient number, since it is larger than the sum of its proper divisors (22072862).

44013778 is a wasteful number, since it uses less digits than its factorization.

44013778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21992.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 44013778 is about 6634.2880552475. The cubic root of 44013778 is about 353.0716790350.

The spelling of 44013778 in words is "forty-four million, thirteen thousand, seven hundred seventy-eight".