3626842 has 4 divisors (see below), whose sum is σ = 5440266. Its totient is φ = 1813420.

The previous prime is 3626837. The next prime is 3626873. The reversal of 3626842 is 2486263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2486263 = 13 ⋅191251.

It can be written as a sum of positive squares in only one way, i.e., 2374681 + 1252161 = 1541^2 + 1119^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 906709 + ... + 906712.

Almost surely, 2^3626842 is an apocalyptic number.

3626842 is a deficient number, since it is larger than the sum of its proper divisors (1813424).

3626842 is a wasteful number, since it uses less digits than its factorization.

3626842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813423.

The product of its digits is 13824, while the sum is 31.

The square root of 3626842 is about 1904.4269479295. The cubic root of 3626842 is about 153.6418562237.

The spelling of 3626842 in words is "three million, six hundred twenty-six thousand, eight hundred forty-two".