4039770072 has 64 divisors (see below), whose sum is σ = 10886369760. Its totient is φ = 1241856000.

The previous prime is 4039770047. The next prime is 4039770073. The reversal of 4039770072 is 2700779304.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4039770072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4039770073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369322 + ... + 380102.

Almost surely, 2^4039770072 is an apocalyptic number.

It is an amenable number.

4039770072 is an abundant number, since it is smaller than the sum of its proper divisors (6846599688).

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

4039770072 is a wasteful number, since it uses less digits than its factorization.

4039770072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12004 (or 12000 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 39.

The square root of 4039770072 is about 63559.1855832027. The cubic root of 4039770072 is about 1592.6446332184.

The spelling of 4039770072 in words is "four billion, thirty-nine million, seven hundred seventy thousand, seventy-two".