3642579 has 12 divisors (see below), whose sum is σ = 5490576. Its totient is φ = 2322672.

The previous prime is 3642577. The next prime is 3642581. The reversal of 3642579 is 9752463.

3642579 is a `hidden beast` number, since 3 + 642 + 5 + 7 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (3642577) and next prime (3642581).

It is not a de Polignac number, because 3642579 - 2¹ = 3642577 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8592 + ... + 9005.

It is an arithmetic number, because the mean of its divisors is an integer number (457548).

Almost surely, 2^3642579 is an apocalyptic number.

3642579 is a deficient number, since it is larger than the sum of its proper divisors (1847997).

3642579 is a wasteful number, since it uses less digits than its factorization.

3642579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17626 (or 17623 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 3642579 is about 1908.5541648064. The cubic root of 3642579 is about 153.8637548004.

The spelling of 3642579 in words is "three million, six hundred forty-two thousand, five hundred seventy-nine".