3638146 has 8 divisors (see below), whose sum is σ = 5466384. Its totient is φ = 1816020.

The previous prime is 3638113. The next prime is 3638147. The reversal of 3638146 is 6418363.

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

It is a super-2 number, since 2×3638146² = 26472212634632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3638147) 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, 501 + ... + 2743.

It is an arithmetic number, because the mean of its divisors is an integer number (683298).

Almost surely, 2^3638146 is an apocalyptic number.

3638146 is a deficient number, since it is larger than the sum of its proper divisors (1828238).

3638146 is a wasteful number, since it uses less digits than its factorization.

3638146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056.

The product of its digits is 10368, while the sum is 31.

The square root of 3638146 is about 1907.3924609267. The cubic root of 3638146 is about 153.8013123288.

The spelling of 3638146 in words is "three million, six hundred thirty-eight thousand, one hundred forty-six".