88920771 has 4 divisors (see below), whose sum is σ = 118561032. Its totient is φ = 59280512.

The previous prime is 88920751. The next prime is 88920787. The reversal of 88920771 is 17702988.

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 88920771 - 2⁶ = 88920707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88920751) 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, 14820126 + ... + 14820131.

It is an arithmetic number, because the mean of its divisors is an integer number (29640258).

Almost surely, 2^88920771 is an apocalyptic number.

88920771 is a deficient number, since it is larger than the sum of its proper divisors (29640261).

88920771 is a wasteful number, since it uses less digits than its factorization.

88920771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29640260.

The product of its (nonzero) digits is 56448, while the sum is 42.

The square root of 88920771 is about 9429.7810685084. The cubic root of 88920771 is about 446.3419843493.

The spelling of 88920771 in words is "eighty-eight million, nine hundred twenty thousand, seven hundred seventy-one".