73204949 has 2 divisors, whose sum is σ = 73204950. Its totient is φ = 73204948.

The previous prime is 73204939. The next prime is 73204969. The reversal of 73204949 is 94940237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58033924 + 15171025 = 7618^2 + 3895^2 .

It is a cyclic number.

It is not a de Polignac number, because 73204949 - 2⁸ = 73204693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73204909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36602474 + 36602475.

It is an arithmetic number, because the mean of its divisors is an integer number (36602475).

Almost surely, 2^73204949 is an apocalyptic number.

It is an amenable number.

73204949 is a deficient number, since it is larger than the sum of its proper divisors (1).

73204949 is an equidigital number, since it uses as much as digits as its factorization.

73204949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 73204949 is about 8555.9890719893. The cubic root of 73204949 is about 418.3246735384.

The spelling of 73204949 in words is "seventy-three million, two hundred four thousand, nine hundred forty-nine".