8626947924 has 96 divisors (see below), whose sum is σ = 23639406336. Its totient is φ = 2397265920.

The previous prime is 8626947907. The next prime is 8626947977. The reversal of 8626947924 is 4297496268.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1156912 + ... + 1164344.

It is an arithmetic number, because the mean of its divisors is an integer number (246243816).

Almost surely, 2^8626947924 is an apocalyptic number.

8626947924 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8626947924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11819703168).

8626947924 is an abundant number, since it is smaller than the sum of its proper divisors (15012458412).

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

8626947924 is a wasteful number, since it uses less digits than its factorization.

8626947924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825 (or 7823 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The square root of 8626947924 is about 92881.3647832546. The cubic root of 8626947924 is about 2050.9373404515.

The spelling of 8626947924 in words is "eight billion, six hundred twenty-six million, nine hundred forty-seven thousand, nine hundred twenty-four".