68764583 has 2 divisors, whose sum is σ = 68764584. Its totient is φ = 68764582.

The previous prime is 68764573. The next prime is 68764621. The reversal of 68764583 is 38546786.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68764583 - 2⁶ = 68764519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68764573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34382291 + 34382292.

It is an arithmetic number, because the mean of its divisors is an integer number (34382292).

Almost surely, 2^68764583 is an apocalyptic number.

68764583 is a deficient number, since it is larger than the sum of its proper divisors (1).

68764583 is an equidigital number, since it uses as much as digits as its factorization.

68764583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 68764583 is about 8292.4413172479. The cubic root of 68764583 is about 409.6895984940.

The spelling of 68764583 in words is "sixty-eight million, seven hundred sixty-four thousand, five hundred eighty-three".