76064247 has 24 divisors (see below), whose sum is σ = 125873280. Its totient is φ = 43359120.

The previous prime is 76064231. The next prime is 76064249. The reversal of 76064247 is 74246067.

76064247 is a `hidden beast` number, since 7 + 6 + 0 + 642 + 4 + 7 = 666.

It is not a de Polignac number, because 76064247 - 2⁴ = 76064231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76064249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29704 + ... + 32162.

It is an arithmetic number, because the mean of its divisors is an integer number (5244720).

Almost surely, 2^76064247 is an apocalyptic number.

76064247 is a deficient number, since it is larger than the sum of its proper divisors (49809033).

76064247 is a wasteful number, since it uses less digits than its factorization.

76064247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963 (or 2960 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 76064247 is about 8721.4819268287. The cubic root of 76064247 is about 423.7016839997.

The spelling of 76064247 in words is "seventy-six million, sixty-four thousand, two hundred forty-seven".