4892729 has 2 divisors, whose sum is σ = 4892730. Its totient is φ = 4892728.

The previous prime is 4892717. The next prime is 4892731. The reversal of 4892729 is 9272984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3892729 + 1000000 = 1973^2 + 1000^2 .

It is a cyclic number.

It is not a de Polignac number, because 4892729 - 2¹² = 4888633 is a prime.

Together with 4892731, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4892429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2446364 + 2446365.

It is an arithmetic number, because the mean of its divisors is an integer number (2446365).

Almost surely, 2^4892729 is an apocalyptic number.

It is an amenable number.

4892729 is a deficient number, since it is larger than the sum of its proper divisors (1).

4892729 is an equidigital number, since it uses as much as digits as its factorization.

4892729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 4892729 is about 2211.9514009128. The cubic root of 4892729 is about 169.7658714716.

The spelling of 4892729 in words is "four million, eight hundred ninety-two thousand, seven hundred twenty-nine".