88481539 has 4 divisors (see below), whose sum is σ = 90151056. Its totient is φ = 86812024.

The previous prime is 88481531. The next prime is 88481543. The reversal of 88481539 is 93518488.

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

It is a cyclic number.

It is not a de Polignac number, because 88481539 - 2³ = 88481531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88481531) 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, 834679 + ... + 834784.

It is an arithmetic number, because the mean of its divisors is an integer number (22537764).

Almost surely, 2^88481539 is an apocalyptic number.

88481539 is a deficient number, since it is larger than the sum of its proper divisors (1669517).

88481539 is a wasteful number, since it uses less digits than its factorization.

88481539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669516.

The product of its digits is 276480, while the sum is 46.

The square root of 88481539 is about 9406.4626188594. The cubic root of 88481539 is about 445.6058557437.

The spelling of 88481539 in words is "eighty-eight million, four hundred eighty-one thousand, five hundred thirty-nine".