8632145 has 4 divisors (see below), whose sum is σ = 10358580. Its totient is φ = 6905712.

The previous prime is 8632139. The next prime is 8632157. The reversal of 8632145 is 5412368.

8632145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3936256 + 4695889 = 1984^2 + 2167^2 .

It is a cyclic number.

It is not a de Polignac number, because 8632145 - 2⁶ = 8632081 is a prime.

It is a d-powerful number, because it can be written as 8³ + 6³ + 3¹¹ + 2²³ + 1 + 4⁸ + 5³ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863210 + ... + 863219.

It is an arithmetic number, because the mean of its divisors is an integer number (2589645).

Almost surely, 2^8632145 is an apocalyptic number.

It is an amenable number.

8632145 is a deficient number, since it is larger than the sum of its proper divisors (1726435).

8632145 is a wasteful number, since it uses less digits than its factorization.

8632145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726434.

The product of its digits is 5760, while the sum is 29.

The square root of 8632145 is about 2938.0512248768. The cubic root of 8632145 is about 205.1349102048.

The spelling of 8632145 in words is "eight million, six hundred thirty-two thousand, one hundred forty-five".