32490641 has 2 divisors, whose sum is σ = 32490642. Its totient is φ = 32490640.

The previous prime is 32490637. The next prime is 32490673. The reversal of 32490641 is 14609423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32444416 + 46225 = 5696^2 + 215^2 .

It is a cyclic number.

It is not a de Polignac number, because 32490641 - 2² = 32490637 is a prime.

It is a super-3 number, since 3×32490641³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (32490041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16245320 + 16245321.

It is an arithmetic number, because the mean of its divisors is an integer number (16245321).

Almost surely, 2^32490641 is an apocalyptic number.

It is an amenable number.

32490641 is a deficient number, since it is larger than the sum of its proper divisors (1).

32490641 is an equidigital number, since it uses as much as digits as its factorization.

32490641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 32490641 is about 5700.0562277928. The cubic root of 32490641 is about 319.0945792545.

The spelling of 32490641 in words is "thirty-two million, four hundred ninety thousand, six hundred forty-one".