223661364 has 24 divisors (see below), whose sum is σ = 522281760. Its totient is φ = 74495904.

The previous prime is 223661357. The next prime is 223661371. The reversal of 223661364 is 463166322.

223661364 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223661357) and next prime (223661371).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10627 + ... + 23669.

It is an arithmetic number, because the mean of its divisors is an integer number (21761740).

Almost surely, 2^223661364 is an apocalyptic number.

It is an amenable number.

223661364 is an abundant number, since it is smaller than the sum of its proper divisors (298620396).

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

223661364 is a wasteful number, since it uses less digits than its factorization.

223661364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14479 (or 14477 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 223661364 is about 14955.3122334507. The cubic root of 223661364 is about 607.0115988509.

The spelling of 223661364 in words is "two hundred twenty-three million, six hundred sixty-one thousand, three hundred sixty-four".