3626642 has 4 divisors (see below), whose sum is σ = 5439966. Its totient is φ = 1813320.

The previous prime is 3626641. The next prime is 3626657. The reversal of 3626642 is 2466263.

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

It can be written as a sum of positive squares in only one way, i.e., 3279721 + 346921 = 1811^2 + 589^2 .

It is not an unprimeable number, because it can be changed into a prime (3626641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 906659 + ... + 906662.

Almost surely, 2^3626642 is an apocalyptic number.

3626642 is a deficient number, since it is larger than the sum of its proper divisors (1813324).

3626642 is a wasteful number, since it uses less digits than its factorization.

3626642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813323.

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

The square root of 3626642 is about 1904.3744379717. The cubic root of 3626642 is about 153.6390320094.

The spelling of 3626642 in words is "three million, six hundred twenty-six thousand, six hundred forty-two".