3650738 has 24 divisors (see below), whose sum is σ = 6781248. Its totient is φ = 1443312.

The previous prime is 3650729. The next prime is 3650741. The reversal of 3650738 is 8370563.

It is a happy number.

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 1595 + ... + 3137.

It is an arithmetic number, because the mean of its divisors is an integer number (282552).

Almost surely, 2^3650738 is an apocalyptic number.

3650738 is a deficient number, since it is larger than the sum of its proper divisors (3130510).

3650738 is a wasteful number, since it uses less digits than its factorization.

3650738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3650738 is about 1910.6904511197. The cubic root of 3650738 is about 153.9785487634.

The spelling of 3650738 in words is "three million, six hundred fifty thousand, seven hundred thirty-eight".