3642799 has 4 divisors (see below), whose sum is σ = 3649536. Its totient is φ = 3636064.

The previous prime is 3642791. The next prime is 3642817. The reversal of 3642799 is 9972463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9972463 = 61 ⋅163483.

It is a cyclic number.

It is not a de Polignac number, because 3642799 - 2³ = 3642791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2479 + ... + 3664.

It is an arithmetic number, because the mean of its divisors is an integer number (912384).

Almost surely, 2^3642799 is an apocalyptic number.

3642799 is a deficient number, since it is larger than the sum of its proper divisors (6737).

3642799 is an equidigital number, since it uses as much as digits as its factorization.

3642799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736.

The product of its digits is 81648, while the sum is 40.

The square root of 3642799 is about 1908.6117991881. The cubic root of 3642799 is about 153.8668523625.

The spelling of 3642799 in words is "three million, six hundred forty-two thousand, seven hundred ninety-nine".