88644847 has 2 divisors, whose sum is σ = 88644848. Its totient is φ = 88644846.

The previous prime is 88644821. The next prime is 88644863. The reversal of 88644847 is 74844688.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88644847 - 2¹⁵ = 88612079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88644847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88644877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44322423 + 44322424.

It is an arithmetic number, because the mean of its divisors is an integer number (44322424).

Almost surely, 2^88644847 is an apocalyptic number.

88644847 is a deficient number, since it is larger than the sum of its proper divisors (1).

88644847 is an equidigital number, since it uses as much as digits as its factorization.

88644847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1376256, while the sum is 49.

The square root of 88644847 is about 9415.1392448545. The cubic root of 88644847 is about 445.8798348406.

The spelling of 88644847 in words is "eighty-eight million, six hundred forty-four thousand, eight hundred forty-seven".