42532597 has 2 divisors, whose sum is σ = 42532598. Its totient is φ = 42532596.

The previous prime is 42532591. The next prime is 42532601. The reversal of 42532597 is 79523524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25010001 + 17522596 = 5001^2 + 4186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42532597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42532591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21266298 + 21266299.

It is an arithmetic number, because the mean of its divisors is an integer number (21266299).

Almost surely, 2^42532597 is an apocalyptic number.

It is an amenable number.

42532597 is a deficient number, since it is larger than the sum of its proper divisors (1).

42532597 is an equidigital number, since it uses as much as digits as its factorization.

42532597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 42532597 is about 6521.7020017784. The cubic root of 42532597 is about 349.0657998610.

The spelling of 42532597 in words is "forty-two million, five hundred thirty-two thousand, five hundred ninety-seven".