8023391642 has 8 divisors (see below), whose sum is σ = 13754385696. Its totient is φ = 3438596412.

The previous prime is 8023391617. The next prime is 8023391647. The reversal of 8023391642 is 2461933208.

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

It is a junction number, because it is equal to n+sod(n) for n = 8023391596 and 8023391605.

It is not an unprimeable number, because it can be changed into a prime (8023391647) 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, 286549688 + ... + 286549715.

It is an arithmetic number, because the mean of its divisors is an integer number (1719298212).

Almost surely, 2^8023391642 is an apocalyptic number.

8023391642 is a deficient number, since it is larger than the sum of its proper divisors (5730994054).

8023391642 is a wasteful number, since it uses less digits than its factorization.

8023391642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573099412.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 8023391642 is about 89573.3869070496. The cubic root of 8023391642 is about 2001.9474066882.

The spelling of 8023391642 in words is "eight billion, twenty-three million, three hundred ninety-one thousand, six hundred forty-two".