86226769 has 4 divisors (see below), whose sum is σ = 90765040. Its totient is φ = 81688500.

The previous prime is 86226757. The next prime is 86226787. The reversal of 86226769 is 96762268.

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 86226769 - 2⁷ = 86226641 is a prime.

It is a super-2 number, since 2×86226769² = 14870111384358722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86226709) 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, 2269107 + ... + 2269144.

It is an arithmetic number, because the mean of its divisors is an integer number (22691260).

Almost surely, 2^86226769 is an apocalyptic number.

It is an amenable number.

86226769 is a deficient number, since it is larger than the sum of its proper divisors (4538271).

86226769 is a wasteful number, since it uses less digits than its factorization.

86226769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4538270.

The product of its digits is 435456, while the sum is 46.

The square root of 86226769 is about 9285.8370112769. The cubic root of 86226769 is about 441.7881245329.

The spelling of 86226769 in words is "eighty-six million, two hundred twenty-six thousand, seven hundred sixty-nine".