3642402 has 8 divisors (see below), whose sum is σ = 7284816. Its totient is φ = 1214132.

The previous prime is 3642377. The next prime is 3642427. The reversal of 3642402 is 2042463.

It is an interprime number because it is at equal distance from previous prime (3642377) and next prime (3642427).

It is a sphenic number, since it is the product of 3 distinct primes.

3642402 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303528 + ... + 303539.

It is an arithmetic number, because the mean of its divisors is an integer number (910602).

Almost surely, 2^3642402 is an apocalyptic number.

3642402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3642402 is a wasteful number, since it uses less digits than its factorization.

3642402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607072.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3642402 is about 1908.5077940632. The cubic root of 3642402 is about 153.8612625803.

Adding to 3642402 its reverse (2042463), we get a palindrome (5684865).

The spelling of 3642402 in words is "three million, six hundred forty-two thousand, four hundred two".