8064492739 has 4 divisors (see below), whose sum is σ = 8196697600. Its totient is φ = 7932287880.

The previous prime is 8064492727. The next prime is 8064492767. The reversal of 8064492739 is 9372944608.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8064492739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8064492439) 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, 66102339 + ... + 66102460.

It is an arithmetic number, because the mean of its divisors is an integer number (2049174400).

Almost surely, 2^8064492739 is an apocalyptic number.

8064492739 is a deficient number, since it is larger than the sum of its proper divisors (132204861).

8064492739 is a wasteful number, since it uses less digits than its factorization.

8064492739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132204860.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The square root of 8064492739 is about 89802.5207831050. The cubic root of 8064492739 is about 2005.3600171918.

The spelling of 8064492739 in words is "eight billion, sixty-four million, four hundred ninety-two thousand, seven hundred thirty-nine".