76307263 has 4 divisors (see below), whose sum is σ = 76611528. Its totient is φ = 76003000.

The previous prime is 76307243. The next prime is 76307291. The reversal of 76307263 is 36270367.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76307263 - 2²¹ = 74210111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76307233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151756 + ... + 152257.

It is an arithmetic number, because the mean of its divisors is an integer number (19152882).

Almost surely, 2^76307263 is an apocalyptic number.

76307263 is a deficient number, since it is larger than the sum of its proper divisors (304265).

76307263 is a wasteful number, since it uses less digits than its factorization.

76307263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304264.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 76307263 is about 8735.4028527596. The cubic root of 76307263 is about 424.1524293971.

The spelling of 76307263 in words is "seventy-six million, three hundred seven thousand, two hundred sixty-three".