92041921 has 2 divisors, whose sum is σ = 92041922. Its totient is φ = 92041920.

The previous prime is 92041907. The next prime is 92041949. The reversal of 92041921 is 12914029.

It is a happy number.

It is an a-pointer prime, because the next prime (92041949) can be obtained adding 92041921 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75881521 + 16160400 = 8711^2 + 4020^2 .

It is a cyclic number.

It is not a de Polignac number, because 92041921 - 2⁷ = 92041793 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92041921.

It is not a weakly prime, because it can be changed into another prime (92041991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46020960 + 46020961.

It is an arithmetic number, because the mean of its divisors is an integer number (46020961).

Almost surely, 2^92041921 is an apocalyptic number.

It is an amenable number.

92041921 is a deficient number, since it is larger than the sum of its proper divisors (1).

92041921 is an equidigital number, since it uses as much as digits as its factorization.

92041921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 92041921 is about 9593.8480809319. The cubic root of 92041921 is about 451.5043006638.

The spelling of 92041921 in words is "ninety-two million, forty-one thousand, nine hundred twenty-one".