223551601 has 16 divisors (see below), whose sum is σ = 275968000. Its totient is φ = 176344128.

The previous prime is 223551583. The next prime is 223551607. The reversal of 223551601 is 106155322.

It is a cyclic number.

It is not a de Polignac number, because 223551601 - 2¹³ = 223543409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223551607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28240 + ... + 35278.

It is an arithmetic number, because the mean of its divisors is an integer number (17248000).

Almost surely, 2^223551601 is an apocalyptic number.

It is an amenable number.

223551601 is a deficient number, since it is larger than the sum of its proper divisors (52416399).

223551601 is a wasteful number, since it uses less digits than its factorization.

223551601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 223551601 is about 14951.6420837311. The cubic root of 223551601 is about 606.9122845495.

The spelling of 223551601 in words is "two hundred twenty-three million, five hundred fifty-one thousand, six hundred one".