4078822919 has 8 divisors (see below), whose sum is σ = 4202480880. Its totient is φ = 3956894656.

The previous prime is 4078822907. The next prime is 4078822931. The reversal of 4078822919 is 9192288704.

It is an interprime number because it is at equal distance from previous prime (4078822907) and next prime (4078822931).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4078822919 is a prime.

It is a super-2 number, since 2×4078822919² = 33273592809119361122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4078822819) 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, 427637 + ... + 437070.

It is an arithmetic number, because the mean of its divisors is an integer number (525310110).

Almost surely, 2^4078822919 is an apocalyptic number.

4078822919 is a deficient number, since it is larger than the sum of its proper divisors (123657961).

4078822919 is an equidigital number, since it uses as much as digits as its factorization.

4078822919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864849.

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 4078822919 is about 63865.6630670973. The cubic root of 4078822919 is about 1597.7602671223.

The spelling of 4078822919 in words is "four billion, seventy-eight million, eight hundred twenty-two thousand, nine hundred nineteen".