88020761 has 2 divisors, whose sum is σ = 88020762. Its totient is φ = 88020760.

The previous prime is 88020739. The next prime is 88020767. The reversal of 88020761 is 16702088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48720400 + 39300361 = 6980^2 + 6269^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88020761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88020767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44010380 + 44010381.

It is an arithmetic number, because the mean of its divisors is an integer number (44010381).

Almost surely, 2^88020761 is an apocalyptic number.

It is an amenable number.

88020761 is a deficient number, since it is larger than the sum of its proper divisors (1).

88020761 is an equidigital number, since it uses as much as digits as its factorization.

88020761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 88020761 is about 9381.9380194073. The cubic root of 88020761 is about 444.8309941897.

The spelling of 88020761 in words is "eighty-eight million, twenty thousand, seven hundred sixty-one".