42464179 has 2 divisors, whose sum is σ = 42464180. Its totient is φ = 42464178.

The previous prime is 42464153. The next prime is 42464231. The reversal of 42464179 is 97146424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42464179 is a prime.

It is not a weakly prime, because it can be changed into another prime (42465179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21232089 + 21232090.

It is an arithmetic number, because the mean of its divisors is an integer number (21232090).

Almost surely, 2^42464179 is an apocalyptic number.

42464179 is a deficient number, since it is larger than the sum of its proper divisors (1).

42464179 is an equidigital number, since it uses as much as digits as its factorization.

42464179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 42464179 is about 6516.4544807740. The cubic root of 42464179 is about 348.8785301527.

The spelling of 42464179 in words is "forty-two million, four hundred sixty-four thousand, one hundred seventy-nine".