32613641 has 2 divisors, whose sum is σ = 32613642. Its totient is φ = 32613640.

The previous prime is 32613617. The next prime is 32613683. The reversal of 32613641 is 14631623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31125241 + 1488400 = 5579^2 + 1220^2 .

It is an emirp because it is prime and its reverse (14631623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32613641 - 2⁶ = 32613577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32613641.

It is not a weakly prime, because it can be changed into another prime (32613601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16306820 + 16306821.

It is an arithmetic number, because the mean of its divisors is an integer number (16306821).

Almost surely, 2^32613641 is an apocalyptic number.

It is an amenable number.

32613641 is a deficient number, since it is larger than the sum of its proper divisors (1).

32613641 is an equidigital number, since it uses as much as digits as its factorization.

32613641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

The square root of 32613641 is about 5710.8354029862. The cubic root of 32613641 is about 319.4967382355.

The spelling of 32613641 in words is "thirty-two million, six hundred thirteen thousand, six hundred forty-one".