42532379 has 2 divisors, whose sum is σ = 42532380. Its totient is φ = 42532378.

The previous prime is 42532363. The next prime is 42532411. The reversal of 42532379 is 97323524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42532379 - 2⁴ = 42532363 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42532339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21266189 + 21266190.

It is an arithmetic number, because the mean of its divisors is an integer number (21266190).

Almost surely, 2^42532379 is an apocalyptic number.

42532379 is a deficient number, since it is larger than the sum of its proper divisors (1).

42532379 is an equidigital number, since it uses as much as digits as its factorization.

42532379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 42532379 is about 6521.6852883285. The cubic root of 42532379 is about 349.0652034833.

The spelling of 42532379 in words is "forty-two million, five hundred thirty-two thousand, three hundred seventy-nine".