3974469231 has 8 divisors (see below), whose sum is σ = 5422531840. Its totient is φ = 2588026392.

The previous prime is 3974469221. The next prime is 3974469241. The reversal of 3974469231 is 1329644793.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3974469221) and next prime (3974469241).

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

It is not a de Polignac number, because 3974469231 - 2¹⁴ = 3974452847 is a prime.

It is a super-2 number, since 2×3974469231² = 31592811336331462722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3974469221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15404791 + ... + 15405048.

It is an arithmetic number, because the mean of its divisors is an integer number (677816480).

Almost surely, 2^3974469231 is an apocalyptic number.

3974469231 is a deficient number, since it is larger than the sum of its proper divisors (1448062609).

3974469231 is a wasteful number, since it uses less digits than its factorization.

3974469231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30809885.

The product of its digits is 979776, while the sum is 48.

The square root of 3974469231 is about 63043.3916520994. The cubic root of 3974469231 is about 1584.0165434994.

The spelling of 3974469231 in words is "three billion, nine hundred seventy-four million, four hundred sixty-nine thousand, two hundred thirty-one".