8609634229 has 72 divisors (see below), whose sum is σ = 11038906368. Its totient is φ = 6686729280.

The previous prime is 8609634223. The next prime is 8609634233. The reversal of 8609634229 is 9224369068.

It is a happy number.

It is not a de Polignac number, because 8609634229 - 2¹¹ = 8609632181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8609634223) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 45076524 + ... + 45076714.

It is an arithmetic number, because the mean of its divisors is an integer number (153318144).

Almost surely, 2^8609634229 is an apocalyptic number.

It is an amenable number.

8609634229 is a deficient number, since it is larger than the sum of its proper divisors (2429272139).

8609634229 is a wasteful number, since it uses less digits than its factorization.

8609634229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 8609634229 is about 92788.1146968727. The cubic root of 8609634229 is about 2049.5643912028.

The spelling of 8609634229 in words is "eight billion, six hundred nine million, six hundred thirty-four thousand, two hundred twenty-nine".