727924049 has 2 divisors, whose sum is σ = 727924050. Its totient is φ = 727924048.

The previous prime is 727924031. The next prime is 727924061. The reversal of 727924049 is 940429727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447026449 + 280897600 = 21143^2 + 16760^2 .

It is a cyclic number.

It is not a de Polignac number, because 727924049 - 2²⁸ = 459488593 is a prime.

It is a super-2 number, since 2×727924049² = 1059746842225108802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (727924009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363962024 + 363962025.

It is an arithmetic number, because the mean of its divisors is an integer number (363962025).

Almost surely, 2^727924049 is an apocalyptic number.

It is an amenable number.

727924049 is a deficient number, since it is larger than the sum of its proper divisors (1).

727924049 is an equidigital number, since it uses as much as digits as its factorization.

727924049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 727924049 is about 26980.0676240813. The cubic root of 727924049 is about 899.5570037958.

The spelling of 727924049 in words is "seven hundred twenty-seven million, nine hundred twenty-four thousand, forty-nine".