8864345 has 24 divisors (see below), whose sum is σ = 12534984. Its totient is φ = 5999616.

The previous prime is 8864333. The next prime is 8864351. The reversal of 8864345 is 5434688.

8864345 = 253² + 254² + ... + 349².

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 866761 + 7997584 = 931^2 + 2828^2 .

It is not a de Polignac number, because 8864345 - 2⁴ = 8864329 is a prime.

It is a super-2 number, since 2×8864345² = 157153224558050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8864299 and 8864308.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23579 + ... + 23951.

It is an arithmetic number, because the mean of its divisors is an integer number (522291).

Almost surely, 2^8864345 is an apocalyptic number.

It is an amenable number.

8864345 is a deficient number, since it is larger than the sum of its proper divisors (3670639).

8864345 is a wasteful number, since it uses less digits than its factorization.

8864345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 482 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 8864345 is about 2977.3049894158. The cubic root of 8864345 is about 206.9579990554.

It can be divided in two parts, 88643 and 45, that added together give a palindrome (88688).

The spelling of 8864345 in words is "eight million, eight hundred sixty-four thousand, three hundred forty-five".