634024242 has 24 divisors (see below), whose sum is σ = 1385880444. Its totient is φ = 209470464.

The previous prime is 634024189. The next prime is 634024253. The reversal of 634024242 is 242420436.

634024242 is a `hidden beast` number, since 634 + 0 + 2 + 4 + 24 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 473976441 + 160047801 = 21771^2 + 12651^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153823 + ... + 157890.

Almost surely, 2^634024242 is an apocalyptic number.

634024242 is an abundant number, since it is smaller than the sum of its proper divisors (751856202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

634024242 is a wasteful number, since it uses less digits than its factorization.

634024242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311834 (or 311831 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 634024242 is about 25179.8380058332. The cubic root of 634024242 is about 859.0833219758.

Adding to 634024242 its reverse (242420436), we get a palindrome (876444678).

The spelling of 634024242 in words is "six hundred thirty-four million, twenty-four thousand, two hundred forty-two".