68814492 has 12 divisors (see below), whose sum is σ = 160567176. Its totient is φ = 22938160.

The previous prime is 68814481. The next prime is 68814509. The reversal of 68814492 is 29441886.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867259 + ... + 2867282.

It is an arithmetic number, because the mean of its divisors is an integer number (13380598).

Almost surely, 2^68814492 is an apocalyptic number.

It is an amenable number.

68814492 is an abundant number, since it is smaller than the sum of its proper divisors (91752684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68814492 is a wasteful number, since it uses less digits than its factorization.

68814492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5734548 (or 5734546 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 68814492 is about 8295.4500782055. The cubic root of 68814492 is about 409.7886914303.

The spelling of 68814492 in words is "sixty-eight million, eight hundred fourteen thousand, four hundred ninety-two".