3870626 has 4 divisors (see below), whose sum is σ = 5805942. Its totient is φ = 1935312.

The previous prime is 3870619. The next prime is 3870631. The reversal of 3870626 is 6260783.

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., 3667225 + 203401 = 1915^2 + 451^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3870592 and 3870601.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967655 + ... + 967658.

Almost surely, 2^3870626 is an apocalyptic number.

3870626 is a deficient number, since it is larger than the sum of its proper divisors (1935316).

3870626 is a wasteful number, since it uses less digits than its factorization.

3870626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935315.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3870626 is about 1967.3906576987. The cubic root of 3870626 is about 157.0099118791.

The spelling of 3870626 in words is "three million, eight hundred seventy thousand, six hundred twenty-six".