4374117721 has 8 divisors (see below), whose sum is σ = 4390654464. Its totient is φ = 4357597920.

The previous prime is 4374117691. The next prime is 4374117823. The reversal of 4374117721 is 1277114734.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4374117721 - 2⁷ = 4374117593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4374114721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763056 + ... + 768766.

It is an arithmetic number, because the mean of its divisors is an integer number (548831808).

Almost surely, 2^4374117721 is an apocalyptic number.

It is an amenable number.

4374117721 is a deficient number, since it is larger than the sum of its proper divisors (16536743).

4374117721 is a wasteful number, since it uses less digits than its factorization.

4374117721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8471.

The product of its digits is 32928, while the sum is 37.

The square root of 4374117721 is about 66137.1130379910. The cubic root of 4374117721 is about 1635.4232051082.

The spelling of 4374117721 in words is "four billion, three hundred seventy-four million, one hundred seventeen thousand, seven hundred twenty-one".