8864542 has 4 divisors (see below), whose sum is σ = 13296816. Its totient is φ = 4432270.

The previous prime is 8864521. The next prime is 8864549. The reversal of 8864542 is 2454688.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8864549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2216134 + ... + 2216137.

It is an arithmetic number, because the mean of its divisors is an integer number (3324204).

Almost surely, 2^8864542 is an apocalyptic number.

8864542 is a deficient number, since it is larger than the sum of its proper divisors (4432274).

8864542 is a wasteful number, since it uses less digits than its factorization.

8864542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432273.

The product of its digits is 61440, while the sum is 37.

The square root of 8864542 is about 2977.3380728429. The cubic root of 8864542 is about 206.9595321796.

The spelling of 8864542 in words is "eight million, eight hundred sixty-four thousand, five hundred forty-two".