73860749 has 2 divisors, whose sum is σ = 73860750. Its totient is φ = 73860748.

The previous prime is 73860739. The next prime is 73860757. The reversal of 73860749 is 94706837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67535524 + 6325225 = 8218^2 + 2515^2 .

It is a cyclic number.

It is not a de Polignac number, because 73860749 - 2¹⁶ = 73795213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73860719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36930374 + 36930375.

It is an arithmetic number, because the mean of its divisors is an integer number (36930375).

Almost surely, 2^73860749 is an apocalyptic number.

It is an amenable number.

73860749 is a deficient number, since it is larger than the sum of its proper divisors (1).

73860749 is an equidigital number, since it uses as much as digits as its factorization.

73860749 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 73860749 is about 8594.2276558164. The cubic root of 73860749 is about 419.5701365332.

The spelling of 73860749 in words is "seventy-three million, eight hundred sixty thousand, seven hundred forty-nine".