64294147 has 2 divisors, whose sum is σ = 64294148. Its totient is φ = 64294146.

The previous prime is 64294133. The next prime is 64294163. The reversal of 64294147 is 74149246.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64294147 - 2²³ = 55905539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64294127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32147073 + 32147074.

It is an arithmetic number, because the mean of its divisors is an integer number (32147074).

Almost surely, 2^64294147 is an apocalyptic number.

64294147 is a deficient number, since it is larger than the sum of its proper divisors (1).

64294147 is an equidigital number, since it uses as much as digits as its factorization.

64294147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 64294147 is about 8018.3631122568. The cubic root of 64294147 is about 400.6118698111.

The spelling of 64294147 in words is "sixty-four million, two hundred ninety-four thousand, one hundred forty-seven".