225539743 has 8 divisors (see below), whose sum is σ = 264969936. Its totient is φ = 189264000.

The previous prime is 225539723. The next prime is 225539749. The reversal of 225539743 is 347935522.

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 225539743 - 2⁵ = 225539711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225539696 and 225539705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225539749) 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, 788458 + ... + 788743.

It is an arithmetic number, because the mean of its divisors is an integer number (33121242).

Almost surely, 2^225539743 is an apocalyptic number.

225539743 is a deficient number, since it is larger than the sum of its proper divisors (39430193).

225539743 is a wasteful number, since it uses less digits than its factorization.

225539743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577225.

The product of its digits is 226800, while the sum is 40.

The square root of 225539743 is about 15017.9806565330. The cubic root of 225539743 is about 608.7061557697.

The spelling of 225539743 in words is "two hundred twenty-five million, five hundred thirty-nine thousand, seven hundred forty-three".