88292789 has 4 divisors (see below), whose sum is σ = 95084556. Its totient is φ = 81501024.

The previous prime is 88292773. The next prime is 88292797. The reversal of 88292789 is 98729288.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45495025 + 42797764 = 6745^2 + 6542^2 .

It is a cyclic number.

It is not a de Polignac number, because 88292789 - 2⁴ = 88292773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88292789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88292719) 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, 3395864 + ... + 3395889.

It is an arithmetic number, because the mean of its divisors is an integer number (23771139).

Almost surely, 2^88292789 is an apocalyptic number.

It is an amenable number.

88292789 is a deficient number, since it is larger than the sum of its proper divisors (6791767).

88292789 is a wasteful number, since it uses less digits than its factorization.

88292789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791766.

The product of its digits is 1161216, while the sum is 53.

The square root of 88292789 is about 9396.4242667091. The cubic root of 88292789 is about 445.2887727151.

The spelling of 88292789 in words is "eighty-eight million, two hundred ninety-two thousand, seven hundred eighty-nine".