3927298399 has 4 divisors (see below), whose sum is σ = 3927441960. Its totient is φ = 3927154840.

The previous prime is 3927298393. The next prime is 3927298541. The reversal of 3927298399 is 9938927293.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9938927293 = 53323 ⋅186391.

It is a cyclic number.

It is not a de Polignac number, because 3927298399 - 2³ = 3927298391 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 (3927298391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16612 + ... + 90169.

It is an arithmetic number, because the mean of its divisors is an integer number (981860490).

Almost surely, 2^3927298399 is an apocalyptic number.

3927298399 is a deficient number, since it is larger than the sum of its proper divisors (143561).

3927298399 is a wasteful number, since it uses less digits than its factorization.

3927298399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143560.

The product of its digits is 13226976, while the sum is 61.

The square root of 3927298399 is about 62668.1609671131. The cubic root of 3927298399 is about 1577.7249743309.

The spelling of 3927298399 in words is "three billion, nine hundred twenty-seven million, two hundred ninety-eight thousand, three hundred ninety-nine".