243225607 has 8 divisors (see below), whose sum is σ = 248343984. Its totient is φ = 238159488.

The previous prime is 243225601. The next prime is 243225617. The reversal of 243225607 is 706522342.

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

It is a cyclic number.

It is not a de Polignac number, because 243225607 - 2¹⁵ = 243192839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243225601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3588 + ... + 22345.

It is an arithmetic number, because the mean of its divisors is an integer number (31042998).

Almost surely, 2^243225607 is an apocalyptic number.

243225607 is a deficient number, since it is larger than the sum of its proper divisors (5118377).

243225607 is a wasteful number, since it uses less digits than its factorization.

243225607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26129.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 243225607 is about 15595.6919371986. The cubic root of 243225607 is about 624.2182071276.

Adding to 243225607 its reverse (706522342), we get a palindrome (949747949).

It can be divided in two parts, 24322 and 5607, that added together give a square (29929 = 173²).

The spelling of 243225607 in words is "two hundred forty-three million, two hundred twenty-five thousand, six hundred seven".