2729803 has 2 divisors, whose sum is σ = 2729804. Its totient is φ = 2729802.

The previous prime is 2729777. The next prime is 2729813. The reversal of 2729803 is 3089272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2729803 - 2¹⁷ = 2598731 is a prime.

2729803 is a lucky number.

It is equal to p₁₉₈₆₅₂ and since 2729803 and 198652 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2729813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1364901 + 1364902.

It is an arithmetic number, because the mean of its divisors is an integer number (1364902).

2^2729803 is an apocalyptic number.

2729803 is a deficient number, since it is larger than the sum of its proper divisors (1).

2729803 is an equidigital number, since it uses as much as digits as its factorization.

2729803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2729803 is about 1652.2115481984. The cubic root of 2729803 is about 139.7581368210.

The spelling of 2729803 in words is "two million, seven hundred twenty-nine thousand, eight hundred three".