73276747 has 2 divisors, whose sum is σ = 73276748. Its totient is φ = 73276746.

The previous prime is 73276739. The next prime is 73276759. The reversal of 73276747 is 74767237.

It is a weak prime.

It is an emirp because it is prime and its reverse (74767237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73276747 - 2³ = 73276739 is a prime.

It is not a weakly prime, because it can be changed into another prime (73276447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36638373 + 36638374.

It is an arithmetic number, because the mean of its divisors is an integer number (36638374).

Almost surely, 2^73276747 is an apocalyptic number.

73276747 is a deficient number, since it is larger than the sum of its proper divisors (1).

73276747 is an equidigital number, since it uses as much as digits as its factorization.

73276747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345744, while the sum is 43.

The square root of 73276747 is about 8560.1838181198. The cubic root of 73276747 is about 418.4613904383.

The spelling of 73276747 in words is "seventy-three million, two hundred seventy-six thousand, seven hundred forty-seven".