8749634 has 8 divisors (see below), whose sum is σ = 13304460. Its totient is φ = 4314816.

The previous prime is 8749627. The next prime is 8749651. The reversal of 8749634 is 4369478.

It can be written as a sum of positive squares in 2 ways, for example, as 8323225 + 426409 = 2885^2 + 653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 8749591 and 8749600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29819 + ... + 30110.

Almost surely, 2^8749634 is an apocalyptic number.

8749634 is a deficient number, since it is larger than the sum of its proper divisors (4554826).

8749634 is a wasteful number, since it uses less digits than its factorization.

8749634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60004.

The product of its digits is 145152, while the sum is 41.

The square root of 8749634 is about 2957.9780256114. The cubic root of 8749634 is about 206.0613918258.

The spelling of 8749634 in words is "eight million, seven hundred forty-nine thousand, six hundred thirty-four".