88328477 has 4 divisors (see below), whose sum is σ = 89138940. Its totient is φ = 87518016.

The previous prime is 88328423. The next prime is 88328479. The reversal of 88328477 is 77482388.

It is a happy number.

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 40081561 + 48246916 = 6331^2 + 6946^2 .

It is a cyclic number.

It is not a de Polignac number, because 88328477 - 2⁸ = 88328221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88328479) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 405068 + ... + 405285.

It is an arithmetic number, because the mean of its divisors is an integer number (22284735).

Almost surely, 2^88328477 is an apocalyptic number.

It is an amenable number.

88328477 is a deficient number, since it is larger than the sum of its proper divisors (810463).

88328477 is a wasteful number, since it uses less digits than its factorization.

88328477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810462.

The product of its digits is 602112, while the sum is 47.

The square root of 88328477 is about 9398.3230951058. The cubic root of 88328477 is about 445.3487599661.

The spelling of 88328477 in words is "eighty-eight million, three hundred twenty-eight thousand, four hundred seventy-seven".