71264067 has 16 divisors (see below), whose sum is σ = 108993792. Its totient is φ = 40572000.

The previous prime is 71264047. The next prime is 71264087. The reversal of 71264067 is 76046217.

It is an interprime number because it is at equal distance from previous prime (71264047) and next prime (71264087).

It is not a de Polignac number, because 71264067 - 2⁸ = 71263811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71264047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309 + ... + 11942.

It is an arithmetic number, because the mean of its divisors is an integer number (6812112).

Almost surely, 2^71264067 is an apocalyptic number.

71264067 is a deficient number, since it is larger than the sum of its proper divisors (37729725).

71264067 is a wasteful number, since it uses less digits than its factorization.

71264067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12538.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 71264067 is about 8441.8047241096. The cubic root of 71264067 is about 414.5944981839.

The spelling of 71264067 in words is "seventy-one million, two hundred sixty-four thousand, sixty-seven".