88459561 has 4 divisors (see below), whose sum is σ = 88697092. Its totient is φ = 88222032.

The previous prime is 88459559. The next prime is 88459583. The reversal of 88459561 is 16595488.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72777961 + 15681600 = 8531^2 + 3960^2 .

It is a cyclic number.

It is not a de Polignac number, because 88459561 - 2¹ = 88459559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88459531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118206 + ... + 118951.

It is an arithmetic number, because the mean of its divisors is an integer number (22174273).

Almost surely, 2^88459561 is an apocalyptic number.

It is an amenable number.

88459561 is a deficient number, since it is larger than the sum of its proper divisors (237531).

88459561 is a wasteful number, since it uses less digits than its factorization.

88459561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237530.

The product of its digits is 345600, while the sum is 46.

The square root of 88459561 is about 9405.2943069316. The cubic root of 88459561 is about 445.5689578906.

The spelling of 88459561 in words is "eighty-eight million, four hundred fifty-nine thousand, five hundred sixty-one".