3646774 has 8 divisors (see below), whose sum is σ = 5521608. Its totient is φ = 1806240.

The previous prime is 3646759. The next prime is 3646781. The reversal of 3646774 is 4776463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8307 + ... + 8734.

It is an arithmetic number, because the mean of its divisors is an integer number (690201).

Almost surely, 2^3646774 is an apocalyptic number.

3646774 is a deficient number, since it is larger than the sum of its proper divisors (1874834).

3646774 is a wasteful number, since it uses less digits than its factorization.

3646774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17150.

The product of its digits is 84672, while the sum is 37.

The square root of 3646774 is about 1909.6528480329. The cubic root of 3646774 is about 153.9227982078.

The spelling of 3646774 in words is "three million, six hundred forty-six thousand, seven hundred seventy-four".