44142479 has 2 divisors, whose sum is σ = 44142480. Its totient is φ = 44142478.

The previous prime is 44142473. The next prime is 44142521. The reversal of 44142479 is 97424144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44142479 - 2⁴ = 44142463 is a prime.

It is equal to p_2669426 and since 44142479 and 2669426 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44142473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22071239 + 22071240.

It is an arithmetic number, because the mean of its divisors is an integer number (22071240).

Almost surely, 2^44142479 is an apocalyptic number.

44142479 is a deficient number, since it is larger than the sum of its proper divisors (1).

44142479 is an equidigital number, since it uses as much as digits as its factorization.

44142479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 44142479 is about 6643.9806592133. The cubic root of 44142479 is about 353.4154839441.

The spelling of 44142479 in words is "forty-four million, one hundred forty-two thousand, four hundred seventy-nine".