873232049 has 2 divisors, whose sum is σ = 873232050. Its totient is φ = 873232048.

The previous prime is 873231973. The next prime is 873232091. The reversal of 873232049 is 940232378.

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., 776012449 + 97219600 = 27857^2 + 9860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-873232049 is a prime.

It is a super-2 number, since 2×873232049² = 1525068422801476802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (873234049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436616024 + 436616025.

It is an arithmetic number, because the mean of its divisors is an integer number (436616025).

Almost surely, 2^873232049 is an apocalyptic number.

It is an amenable number.

873232049 is a deficient number, since it is larger than the sum of its proper divisors (1).

873232049 is an equidigital number, since it uses as much as digits as its factorization.

873232049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 873232049 is about 29550.4999788498. The cubic root of 873232049 is about 955.8209725422.

The spelling of 873232049 in words is "eight hundred seventy-three million, two hundred thirty-two thousand, forty-nine".