9072868929 has 4 divisors (see below), whose sum is σ = 12097158576. Its totient is φ = 6048579284.

The previous prime is 9072868913. The next prime is 9072868943. The reversal of 9072868929 is 9298682709.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9072868929 - 2⁴ = 9072868913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9073868929) 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, 1512144819 + ... + 1512144824.

It is an arithmetic number, because the mean of its divisors is an integer number (3024289644).

Almost surely, 2^9072868929 is an apocalyptic number.

It is an amenable number.

9072868929 is a deficient number, since it is larger than the sum of its proper divisors (3024289647).

9072868929 is a wasteful number, since it uses less digits than its factorization.

9072868929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3024289646.

The product of its (nonzero) digits is 7838208, while the sum is 60.

The square root of 9072868929 is about 95251.6085375990. The cubic root of 9072868929 is about 2085.6825725564.

The spelling of 9072868929 in words is "nine billion, seventy-two million, eight hundred sixty-eight thousand, nine hundred twenty-nine".