42325949 has 2 divisors, whose sum is σ = 42325950. Its totient is φ = 42325948.

The previous prime is 42325919. The next prime is 42325961. The reversal of 42325949 is 94952324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 5808100 = 6043^2 + 2410^2 .

It is a cyclic number.

It is not a de Polignac number, because 42325949 - 2²⁰ = 41277373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42325919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21162974 + 21162975.

It is an arithmetic number, because the mean of its divisors is an integer number (21162975).

Almost surely, 2^42325949 is an apocalyptic number.

It is an amenable number.

42325949 is a deficient number, since it is larger than the sum of its proper divisors (1).

42325949 is an equidigital number, since it uses as much as digits as its factorization.

42325949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 42325949 is about 6505.8396076141. The cubic root of 42325949 is about 348.4995605263.

The spelling of 42325949 in words is "forty-two million, three hundred twenty-five thousand, nine hundred forty-nine".