3950644 has 12 divisors (see below), whose sum is σ = 6951168. Its totient is φ = 1964600.

The previous prime is 3950629. The next prime is 3950657. The reversal of 3950644 is 4460593.

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, 1822 + ... + 3349.

It is an arithmetic number, because the mean of its divisors is an integer number (579264).

Almost surely, 2^3950644 is an apocalyptic number.

It is an amenable number.

3950644 is a deficient number, since it is larger than the sum of its proper divisors (3000524).

3950644 is a wasteful number, since it uses less digits than its factorization.

3950644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5366 (or 5364 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 3950644 is about 1987.6227006150. The cubic root of 3950644 is about 158.0845032134.

The spelling of 3950644 in words is "three million, nine hundred fifty thousand, six hundred forty-four".