4404080391 has 4 divisors (see below), whose sum is σ = 5872107192. Its totient is φ = 2936053592.

The previous prime is 4404080383. The next prime is 4404080399. The reversal of 4404080391 is 1930804044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4404080383) and next prime (4404080399).

It is a cyclic number.

It is not a de Polignac number, because 4404080391 - 2³ = 4404080383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404080399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 734013396 + ... + 734013401.

It is an arithmetic number, because the mean of its divisors is an integer number (1468026798).

Almost surely, 2^4404080391 is an apocalyptic number.

4404080391 is a deficient number, since it is larger than the sum of its proper divisors (1468026801).

4404080391 is a wasteful number, since it uses less digits than its factorization.

4404080391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468026800.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 4404080391 is about 66363.2457840935. The cubic root of 4404080391 is about 1639.1489227519.

The spelling of 4404080391 in words is "four billion, four hundred four million, eighty thousand, three hundred ninety-one".