44284139 has 2 divisors, whose sum is σ = 44284140. Its totient is φ = 44284138.

The previous prime is 44284127. The next prime is 44284147. The reversal of 44284139 is 93148244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44284139 - 2²⁴ = 27506923 is a prime.

It is a super-2 number, since 2×44284139² = 3922169933942642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44284099 and 44284108.

It is not a weakly prime, because it can be changed into another prime (44284169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22142069 + 22142070.

It is an arithmetic number, because the mean of its divisors is an integer number (22142070).

Almost surely, 2^44284139 is an apocalyptic number.

44284139 is a deficient number, since it is larger than the sum of its proper divisors (1).

44284139 is an equidigital number, since it uses as much as digits as its factorization.

44284139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 35.

The square root of 44284139 is about 6654.6328974632. The cubic root of 44284139 is about 353.7931351214.

The spelling of 44284139 in words is "forty-four million, two hundred eighty-four thousand, one hundred thirty-nine".