92541821 has 2 divisors, whose sum is σ = 92541822. Its totient is φ = 92541820.

The previous prime is 92541817. The next prime is 92541833. The reversal of 92541821 is 12814529.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91948921 + 592900 = 9589^2 + 770^2 .

It is a cyclic number.

It is not a de Polignac number, because 92541821 - 2² = 92541817 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92541521) 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 as a sum of consecutive naturals, namely, 46270910 + 46270911.

It is an arithmetic number, because the mean of its divisors is an integer number (46270911).

Almost surely, 2^92541821 is an apocalyptic number.

It is an amenable number.

92541821 is a deficient number, since it is larger than the sum of its proper divisors (1).

92541821 is an equidigital number, since it uses as much as digits as its factorization.

92541821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 32.

The square root of 92541821 is about 9619.8659554071. The cubic root of 92541821 is about 452.3202317976.

The spelling of 92541821 in words is "ninety-two million, five hundred forty-one thousand, eight hundred twenty-one".