8634242 has 4 divisors (see below), whose sum is σ = 12951366. Its totient is φ = 4317120.

The previous prime is 8634233. The next prime is 8634251. The reversal of 8634242 is 2424368.

8634242 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 is an interprime number because it is at equal distance from previous prime (8634233) and next prime (8634251).

It can be written as a sum of positive squares in only one way, i.e., 7789681 + 844561 = 2791^2 + 919^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2158559 + ... + 2158562.

Almost surely, 2^8634242 is an apocalyptic number.

8634242 is a deficient number, since it is larger than the sum of its proper divisors (4317124).

8634242 is a wasteful number, since it uses less digits than its factorization.

8634242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4317123.

The product of its digits is 9216, while the sum is 29.

The square root of 8634242 is about 2938.4080724093. The cubic root of 8634242 is about 205.1515199458.

The spelling of 8634242 in words is "eight million, six hundred thirty-four thousand, two hundred forty-two".