3663751 has 24 divisors (see below), whose sum is σ = 4801920. Its totient is φ = 2729376.

The previous prime is 3663749. The next prime is 3663757. The reversal of 3663751 is 1573663.

It is not a de Polignac number, because 3663751 - 2¹ = 3663749 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

3663751 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663757) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22396 + ... + 22558.

It is an arithmetic number, because the mean of its divisors is an integer number (200080).

Almost surely, 2^3663751 is an apocalyptic number.

3663751 is a deficient number, since it is larger than the sum of its proper divisors (1138169).

3663751 is a wasteful number, since it uses less digits than its factorization.

3663751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 202 counting only the distinct ones).

The product of its digits is 11340, while the sum is 31.

The square root of 3663751 is about 1914.0927354755. The cubic root of 3663751 is about 154.1612832143.

The spelling of 3663751 in words is "three million, six hundred sixty-three thousand, seven hundred fifty-one".