4861729 has 2 divisors, whose sum is σ = 4861730. Its totient is φ = 4861728.

The previous prime is 4861697. The next prime is 4861733. The reversal of 4861729 is 9271684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3294225 + 1567504 = 1815^2 + 1252^2 .

It is a cyclic number.

It is not a de Polignac number, because 4861729 - 2⁵ = 4861697 is a prime.

It is not a weakly prime, because it can be changed into another prime (4861799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2430864 + 2430865.

It is an arithmetic number, because the mean of its divisors is an integer number (2430865).

Almost surely, 2^4861729 is an apocalyptic number.

It is an amenable number.

4861729 is a deficient number, since it is larger than the sum of its proper divisors (1).

4861729 is an equidigital number, since it uses as much as digits as its factorization.

4861729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 4861729 is about 2204.9328787970. The cubic root of 4861729 is about 169.4065698700.

The spelling of 4861729 in words is "four million, eight hundred sixty-one thousand, seven hundred twenty-nine".