68813464 has 8 divisors (see below), whose sum is σ = 129025260. Its totient is φ = 34406728.

The previous prime is 68813443. The next prime is 68813471. The reversal of 68813464 is 46431886.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4300834 + ... + 4300849.

Almost surely, 2^68813464 is an apocalyptic number.

It is an amenable number.

68813464 is a deficient number, since it is larger than the sum of its proper divisors (60211796).

68813464 is a wasteful number, since it uses less digits than its factorization.

68813464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8601689 (or 8601685 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 68813464 is about 8295.3881162969. The cubic root of 68813464 is about 409.7866508482.

The spelling of 68813464 in words is "sixty-eight million, eight hundred thirteen thousand, four hundred sixty-four".