3690443251 has 12 divisors (see below), whose sum is σ = 4155380712. Its totient is φ = 3273116000.

The previous prime is 3690443231. The next prime is 3690443269. The reversal of 3690443251 is 1523440963.

It is not a de Polignac number, because 3690443251 - 2¹⁵ = 3690410483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3690443251.

It is not an unprimeable number, because it can be changed into a prime (3690443221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 366985 + ... + 376906.

It is an arithmetic number, because the mean of its divisors is an integer number (346281726).

Almost surely, 2^3690443251 is an apocalyptic number.

3690443251 is a deficient number, since it is larger than the sum of its proper divisors (464937461).

3690443251 is a wasteful number, since it uses less digits than its factorization.

3690443251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743954 (or 743943 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 3690443251 is about 60749.0185188205. The cubic root of 3690443251 is about 1545.3475827283.

The spelling of 3690443251 in words is "three billion, six hundred ninety million, four hundred forty-three thousand, two hundred fifty-one".