44890739 has 2 divisors, whose sum is σ = 44890740. Its totient is φ = 44890738.

The previous prime is 44890721. The next prime is 44890751. The reversal of 44890739 is 93709844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44890739 - 2¹⁶ = 44825203 is a prime.

It is a super-2 number, since 2×44890739² = 4030356895932242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44890739.

It is not a weakly prime, because it can be changed into another prime (44890709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22445369 + 22445370.

It is an arithmetic number, because the mean of its divisors is an integer number (22445370).

Almost surely, 2^44890739 is an apocalyptic number.

44890739 is a deficient number, since it is larger than the sum of its proper divisors (1).

44890739 is an equidigital number, since it uses as much as digits as its factorization.

44890739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 44890739 is about 6700.0551490268. The cubic root of 44890739 is about 355.4012232800.

The spelling of 44890739 in words is "forty-four million, eight hundred ninety thousand, seven hundred thirty-nine".