87292753 has 2 divisors, whose sum is σ = 87292754. Its totient is φ = 87292752.

The previous prime is 87292747. The next prime is 87292781. The reversal of 87292753 is 35729278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48205249 + 39087504 = 6943^2 + 6252^2 .

It is a cyclic number.

It is not a de Polignac number, because 87292753 - 2⁵ = 87292721 is a prime.

It is not a weakly prime, because it can be changed into another prime (87292253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43646376 + 43646377.

It is an arithmetic number, because the mean of its divisors is an integer number (43646377).

Almost surely, 2^87292753 is an apocalyptic number.

It is an amenable number.

87292753 is a deficient number, since it is larger than the sum of its proper divisors (1).

87292753 is an equidigital number, since it uses as much as digits as its factorization.

87292753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 87292753 is about 9343.0590814786. The cubic root of 87292753 is about 443.6012181768.

It can be divided in two parts, 8729275 and 3, that added together give a palindrome (8729278).

The spelling of 87292753 in words is "eighty-seven million, two hundred ninety-two thousand, seven hundred fifty-three".