3213788 has 6 divisors (see below), whose sum is σ = 5624136. Its totient is φ = 1606892.

The previous prime is 3213779. The next prime is 3213803. The reversal of 3213788 is 8873123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401720 + ... + 401727.

It is an arithmetic number, because the mean of its divisors is an integer number (937356).

Almost surely, 2^3213788 is an apocalyptic number.

It is an amenable number.

3213788 is a deficient number, since it is larger than the sum of its proper divisors (2410348).

3213788 is a wasteful number, since it uses less digits than its factorization.

3213788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803451 (or 803449 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 3213788 is about 1792.7041027453. The cubic root of 3213788 is about 147.5726043019.

The spelling of 3213788 in words is "three million, two hundred thirteen thousand, seven hundred eighty-eight".