64036867 has 2 divisors, whose sum is σ = 64036868. Its totient is φ = 64036866.

The previous prime is 64036849. The next prime is 64036891. The reversal of 64036867 is 76863046.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64036867 is a prime.

It is not a weakly prime, because it can be changed into another prime (64036837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32018433 + 32018434.

It is an arithmetic number, because the mean of its divisors is an integer number (32018434).

Almost surely, 2^64036867 is an apocalyptic number.

64036867 is a deficient number, since it is larger than the sum of its proper divisors (1).

64036867 is an equidigital number, since it uses as much as digits as its factorization.

64036867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 64036867 is about 8002.3038557655. The cubic root of 64036867 is about 400.0767915067.

The spelling of 64036867 in words is "sixty-four million, thirty-six thousand, eight hundred sixty-seven".