285226694 has 4 divisors (see below), whose sum is σ = 427840044. Its totient is φ = 142613346.

The previous prime is 285226681. The next prime is 285226723. The reversal of 285226694 is 496622582.

285226694 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

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, 71306672 + ... + 71306675.

It is an arithmetic number, because the mean of its divisors is an integer number (106960011).

Almost surely, 2^285226694 is an apocalyptic number.

285226694 is a deficient number, since it is larger than the sum of its proper divisors (142613350).

285226694 is a wasteful number, since it uses less digits than its factorization.

285226694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142613349.

The product of its digits is 414720, while the sum is 44.

The square root of 285226694 is about 16888.6557783620. The cubic root of 285226694 is about 658.2588742508.

The spelling of 285226694 in words is "two hundred eighty-five million, two hundred twenty-six thousand, six hundred ninety-four".