223740294 has 16 divisors (see below), whose sum is σ = 448011840. Its totient is φ = 74491560.

The previous prime is 223740287. The next prime is 223740311. The reversal of 223740294 is 492047322.

223740294 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16552 + ... + 26859.

It is an arithmetic number, because the mean of its divisors is an integer number (28000740).

Almost surely, 2^223740294 is an apocalyptic number.

223740294 is an abundant number, since it is smaller than the sum of its proper divisors (224271546).

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

223740294 is a wasteful number, since it uses less digits than its factorization.

223740294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44275.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 223740294 is about 14957.9508623341. The cubic root of 223740294 is about 607.0829951644.

The spelling of 223740294 in words is "two hundred twenty-three million, seven hundred forty thousand, two hundred ninety-four".