44140339 has 2 divisors, whose sum is σ = 44140340. Its totient is φ = 44140338.

The previous prime is 44140331. The next prime is 44140357. The reversal of 44140339 is 93304144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44140339 - 2³ = 44140331 is a prime.

It is a super-3 number, since 3×44140339³ (a number of 24 digits) contains 333 as substring.

It is equal to p_2669311 and since 44140339 and 2669311 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (44140331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22070169 + 22070170.

It is an arithmetic number, because the mean of its divisors is an integer number (22070170).

Almost surely, 2^44140339 is an apocalyptic number.

44140339 is a deficient number, since it is larger than the sum of its proper divisors (1).

44140339 is an equidigital number, since it uses as much as digits as its factorization.

44140339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 44140339 is about 6643.8196092308. The cubic root of 44140339 is about 353.4097727307.

The spelling of 44140339 in words is "forty-four million, one hundred forty thousand, three hundred thirty-nine".