44294991 has 16 divisors (see below), whose sum is σ = 64068480. Its totient is φ = 27059040.

The previous prime is 44294989. The next prime is 44294993. The reversal of 44294991 is 19949244.

It is an interprime number because it is at equal distance from previous prime (44294989) and next prime (44294993).

It is not a de Polignac number, because 44294991 - 2¹ = 44294989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44294993) 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, 1336 + ... + 9506.

It is an arithmetic number, because the mean of its divisors is an integer number (4004280).

Almost surely, 2^44294991 is an apocalyptic number.

44294991 is a deficient number, since it is larger than the sum of its proper divisors (19773489).

44294991 is a wasteful number, since it uses less digits than its factorization.

44294991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8326.

The product of its digits is 93312, while the sum is 42.

The square root of 44294991 is about 6655.4482193163. The cubic root of 44294991 is about 353.8220322210.

The spelling of 44294991 in words is "forty-four million, two hundred ninety-four thousand, nine hundred ninety-one".