3992246525 has 12 divisors (see below), whose sum is σ = 4998450912. Its totient is φ = 3162787440.

The previous prime is 3992246519. The next prime is 3992246581. The reversal of 3992246525 is 5256422993.

It is not a de Polignac number, because 3992246525 - 2⁴ = 3992246509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3992246525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 772619 + ... + 777768.

It is an arithmetic number, because the mean of its divisors is an integer number (416537576).

Almost surely, 2^3992246525 is an apocalyptic number.

It is an amenable number.

3992246525 is a deficient number, since it is larger than the sum of its proper divisors (1006204387).

3992246525 is a wasteful number, since it uses less digits than its factorization.

3992246525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550500 (or 1550495 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 47.

The square root of 3992246525 is about 63184.2268687368. The cubic root of 3992246525 is about 1586.3747323560.

The spelling of 3992246525 in words is "three billion, nine hundred ninety-two million, two hundred forty-six thousand, five hundred twenty-five".