76540463 has 4 divisors (see below), whose sum is σ = 76811208. Its totient is φ = 76269720.

The previous prime is 76540423. The next prime is 76540507. The reversal of 76540463 is 36404567.

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 76540463 - 2⁸ = 76540207 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 (76540403) 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, 134948 + ... + 135513.

It is an arithmetic number, because the mean of its divisors is an integer number (19202802).

Almost surely, 2^76540463 is an apocalyptic number.

76540463 is a deficient number, since it is larger than the sum of its proper divisors (270745).

76540463 is a wasteful number, since it uses less digits than its factorization.

76540463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270744.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 76540463 is about 8748.7406522310. The cubic root of 76540463 is about 424.5840692022.

The spelling of 76540463 in words is "seventy-six million, five hundred forty thousand, four hundred sixty-three".