3642379 has 4 divisors (see below), whose sum is σ = 3922576. Its totient is φ = 3362184.

The previous prime is 3642377. The next prime is 3642427. The reversal of 3642379 is 9732463.

3642379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3642379 - 2¹ = 3642377 is a prime.

It is a Duffinian number.

3642379 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3642377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140079 + ... + 140104.

It is an arithmetic number, because the mean of its divisors is an integer number (980644).

Almost surely, 2^3642379 is an apocalyptic number.

3642379 is a deficient number, since it is larger than the sum of its proper divisors (280197).

3642379 is a wasteful number, since it uses less digits than its factorization.

3642379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280196.

The product of its digits is 27216, while the sum is 34.

The square root of 3642379 is about 1908.5017684037. The cubic root of 3642379 is about 153.8609387265.

Subtracting from 3642379 its product of digits (27216), we obtain a palindrome (3615163).

The spelling of 3642379 in words is "three million, six hundred forty-two thousand, three hundred seventy-nine".