3972127452 has 48 divisors (see below), whose sum is σ = 10078740000. Its totient is φ = 1212475392.

The previous prime is 3972127421. The next prime is 3972127483. The reversal of 3972127452 is 2547212793.

It is an interprime number because it is at equal distance from previous prime (3972127421) and next prime (3972127483).

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, 255577 + ... + 270672.

It is an arithmetic number, because the mean of its divisors is an integer number (209973750).

Almost surely, 2^3972127452 is an apocalyptic number.

It is an amenable number.

3972127452 is an abundant number, since it is smaller than the sum of its proper divisors (6106612548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3972127452 is a wasteful number, since it uses less digits than its factorization.

3972127452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526310 (or 526308 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 3972127452 is about 63024.8161599857. The cubic root of 3972127452 is about 1583.7053786422.

The spelling of 3972127452 in words is "three billion, nine hundred seventy-two million, one hundred twenty-seven thousand, four hundred fifty-two".