76472293 has 2 divisors, whose sum is σ = 76472294. Its totient is φ = 76472292.

The previous prime is 76472281. The next prime is 76472311. The reversal of 76472293 is 39227467.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76422564 + 49729 = 8742^2 + 223^2 .

It is a cyclic number.

It is not a de Polignac number, because 76472293 - 2⁹ = 76471781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76472203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38236146 + 38236147.

It is an arithmetic number, because the mean of its divisors is an integer number (38236147).

Almost surely, 2^76472293 is an apocalyptic number.

It is an amenable number.

76472293 is a deficient number, since it is larger than the sum of its proper divisors (1).

76472293 is an equidigital number, since it uses as much as digits as its factorization.

76472293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 76472293 is about 8744.8437950600. The cubic root of 76472293 is about 424.4579812396.

The spelling of 76472293 in words is "seventy-six million, four hundred seventy-two thousand, two hundred ninety-three".