4034021976 has 24 divisors (see below), whose sum is σ = 10925476380. Its totient is φ = 1344673968.

The previous prime is 4034021923. The next prime is 4034021989. The reversal of 4034021976 is 6791204304.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4034021976.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28013970 + ... + 28014113.

Almost surely, 2^4034021976 is an apocalyptic number.

It is an amenable number.

4034021976 is an abundant number, since it is smaller than the sum of its proper divisors (6891454404).

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

4034021976 is a wasteful number, since it uses less digits than its factorization.

4034021976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56028095 (or 56028088 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4034021976 is about 63513.9510343987. The cubic root of 4034021976 is about 1591.8888955147. Note that the first 4 decimals are identical.

The spelling of 4034021976 in words is "four billion, thirty-four million, twenty-one thousand, nine hundred seventy-six".