3975374493 has 6 divisors (see below), whose sum is σ = 5742207614. Its totient is φ = 2650249656.

The previous prime is 3975374479. The next prime is 3975374519. The reversal of 3975374493 is 3944735793.

3975374493 is a `hidden beast` number, since 39 + 7 + 53 + 74 + 493 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3596760729 + 378613764 = 59973^2 + 19458^2 .

It is not a de Polignac number, because 3975374493 - 2⁴ = 3975374477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3975374413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220854130 + ... + 220854147.

Almost surely, 2^3975374493 is an apocalyptic number.

It is an amenable number.

3975374493 is a deficient number, since it is larger than the sum of its proper divisors (1766833121).

3975374493 is a wasteful number, since it uses less digits than its factorization.

3975374493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441708283 (or 441708280 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 54.

The square root of 3975374493 is about 63050.5709173200. The cubic root of 3975374493 is about 1584.1367978063.

The spelling of 3975374493 in words is "three billion, nine hundred seventy-five million, three hundred seventy-four thousand, four hundred ninety-three".