68436967 has 2 divisors, whose sum is σ = 68436968. Its totient is φ = 68436966.

The previous prime is 68436959. The next prime is 68437007. The reversal of 68436967 is 76963486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68436967 - 2³ = 68436959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68436967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68436947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34218483 + 34218484.

It is an arithmetic number, because the mean of its divisors is an integer number (34218484).

Almost surely, 2^68436967 is an apocalyptic number.

68436967 is a deficient number, since it is larger than the sum of its proper divisors (1).

68436967 is an equidigital number, since it uses as much as digits as its factorization.

68436967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 49.

The square root of 68436967 is about 8272.6638394171. The cubic root of 68436967 is about 409.0379326491.

The spelling of 68436967 in words is "sixty-eight million, four hundred thirty-six thousand, nine hundred sixty-seven".