3638342 has 8 divisors (see below), whose sum is σ = 5479056. Its totient is φ = 1811992.

The previous prime is 3638333. The next prime is 3638351. The reversal of 3638342 is 2438363.

It is an interprime number because it is at equal distance from previous prime (3638333) and next prime (3638351).

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

It is a congruent 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, 2933 + ... + 3984.

It is an arithmetic number, because the mean of its divisors is an integer number (684882).

Almost surely, 2^3638342 is an apocalyptic number.

3638342 is a deficient number, since it is larger than the sum of its proper divisors (1840714).

3638342 is a wasteful number, since it uses less digits than its factorization.

3638342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7182.

The product of its digits is 10368, while the sum is 29.

The square root of 3638342 is about 1907.4438392781. The cubic root of 3638342 is about 153.8040742223.

The spelling of 3638342 in words is "three million, six hundred thirty-eight thousand, three hundred forty-two".