3974241965 has 16 divisors (see below), whose sum is σ = 4900103040. Its totient is φ = 3092126400.

The previous prime is 3974241937. The next prime is 3974242003. The reversal of 3974241965 is 5691424793.

It is not a de Polignac number, because 3974241965 - 2¹⁴ = 3974225581 is a prime.

It is a super-2 number, since 2×3974241965² = 31589198392734122450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800240 + ... + 805190.

It is an arithmetic number, because the mean of its divisors is an integer number (306256440).

Almost surely, 2^3974241965 is an apocalyptic number.

It is an amenable number.

3974241965 is a deficient number, since it is larger than the sum of its proper divisors (925861075).

3974241965 is a wasteful number, since it uses less digits than its factorization.

3974241965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9332.

The product of its digits is 1632960, while the sum is 50.

The square root of 3974241965 is about 63041.5891693729. The cubic root of 3974241965 is about 1583.9863507915.

The spelling of 3974241965 in words is "three billion, nine hundred seventy-four million, two hundred forty-one thousand, nine hundred sixty-five".