64074867 has 4 divisors (see below), whose sum is σ = 85433160. Its totient is φ = 42716576.

The previous prime is 64074863. The next prime is 64074919. The reversal of 64074867 is 76847046.

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 64074867 - 2² = 64074863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64074863) 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, 10679142 + ... + 10679147.

It is an arithmetic number, because the mean of its divisors is an integer number (21358290).

Almost surely, 2^64074867 is an apocalyptic number.

64074867 is a deficient number, since it is larger than the sum of its proper divisors (21358293).

64074867 is a wasteful number, since it uses less digits than its factorization.

64074867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21358292.

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 64074867 is about 8004.6778198751. The cubic root of 64074867 is about 400.1559121373.

The spelling of 64074867 in words is "sixty-four million, seventy-four thousand, eight hundred sixty-seven".