4921093 has 2 divisors, whose sum is σ = 4921094. Its totient is φ = 4921092.

The previous prime is 4921079. The next prime is 4921099. The reversal of 4921093 is 3901294.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4588164 + 332929 = 2142^2 + 577^2 .

It is a cyclic number.

It is not a de Polignac number, because 4921093 - 2⁵ = 4921061 is a prime.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4921099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2460546 + 2460547.

It is an arithmetic number, because the mean of its divisors is an integer number (2460547).

Almost surely, 2^4921093 is an apocalyptic number.

It is an amenable number.

4921093 is a deficient number, since it is larger than the sum of its proper divisors (1).

4921093 is an equidigital number, since it uses as much as digits as its factorization.

4921093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4921093 is about 2218.3536688274. The cubic root of 4921093 is about 170.0932936597.

The spelling of 4921093 in words is "four million, nine hundred twenty-one thousand, ninety-three".