8738634436 has 48 divisors (see below), whose sum is σ = 17582745600. Its totient is φ = 3722590368.

The previous prime is 8738634427. The next prime is 8738634469. The reversal of 8738634436 is 6344368378.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5533495 + ... + 5535073.

It is an arithmetic number, because the mean of its divisors is an integer number (366307200).

Almost surely, 2^8738634436 is an apocalyptic number.

It is an amenable number.

8738634436 is an abundant number, since it is smaller than the sum of its proper divisors (8844111164).

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

8738634436 is a wasteful number, since it uses less digits than its factorization.

8738634436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656 (or 2654 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 52.

The square root of 8738634436 is about 93480.6634336749. The cubic root of 8738634436 is about 2059.7500589081.

The spelling of 8738634436 in words is "eight billion, seven hundred thirty-eight million, six hundred thirty-four thousand, four hundred thirty-six".