3642497 has 2 divisors, whose sum is σ = 3642498. Its totient is φ = 3642496.

The previous prime is 3642491. The next prime is 3642559. The reversal of 3642497 is 7942463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2163841 + 1478656 = 1471^2 + 1216^2 .

It is a cyclic number.

It is not a de Polignac number, because 3642497 - 2⁸ = 3642241 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3642491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821248 + 1821249.

It is an arithmetic number, because the mean of its divisors is an integer number (1821249).

Almost surely, 2^3642497 is an apocalyptic number.

It is an amenable number.

3642497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3642497 is an equidigital number, since it uses as much as digits as its factorization.

3642497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 3642497 is about 1908.5326824553. The cubic root of 3642497 is about 153.8626002226.

The spelling of 3642497 in words is "three million, six hundred forty-two thousand, four hundred ninety-seven".