88734557 has 2 divisors, whose sum is σ = 88734558. Its totient is φ = 88734556.

The previous prime is 88734539. The next prime is 88734559. The reversal of 88734557 is 75543788.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73633561 + 15100996 = 8581^2 + 3886^2 .

It is a cyclic number.

It is not a de Polignac number, because 88734557 - 2¹⁴ = 88718173 is a prime.

Together with 88734559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88734559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44367278 + 44367279.

It is an arithmetic number, because the mean of its divisors is an integer number (44367279).

Almost surely, 2^88734557 is an apocalyptic number.

It is an amenable number.

88734557 is a deficient number, since it is larger than the sum of its proper divisors (1).

88734557 is an equidigital number, since it uses as much as digits as its factorization.

88734557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940800, while the sum is 47.

The square root of 88734557 is about 9419.9021757129. The cubic root of 88734557 is about 446.0301966323.

The spelling of 88734557 in words is "eighty-eight million, seven hundred thirty-four thousand, five hundred fifty-seven".