68700278 has 8 divisors (see below), whose sum is σ = 106374720. Its totient is φ = 33242040.

The previous prime is 68700253. The next prime is 68700299. The reversal of 68700278 is 87200786.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 553973 + ... + 554096.

It is an arithmetic number, because the mean of its divisors is an integer number (13296840).

Almost surely, 2^68700278 is an apocalyptic number.

68700278 is a deficient number, since it is larger than the sum of its proper divisors (37674442).

68700278 is a wasteful number, since it uses less digits than its factorization.

68700278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108102.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 68700278 is about 8288.5630841540. The cubic root of 68700278 is about 409.5618519859.

The spelling of 68700278 in words is "sixty-eight million, seven hundred thousand, two hundred seventy-eight".