222450541 has 4 divisors (see below), whose sum is σ = 225130752. Its totient is φ = 219770332.

The previous prime is 222450523. The next prime is 222450583. The reversal of 222450541 is 145054222.

222450541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222450541 - 2⁵ = 222450509 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 (222450521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339981 + ... + 1340146.

It is an arithmetic number, because the mean of its divisors is an integer number (56282688).

Almost surely, 2^222450541 is an apocalyptic number.

It is an amenable number.

222450541 is a deficient number, since it is larger than the sum of its proper divisors (2680211).

222450541 is an equidigital number, since it uses as much as digits as its factorization.

222450541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2680210.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 222450541 is about 14914.7759285884. The cubic root of 222450541 is about 605.9142346502.

The spelling of 222450541 in words is "two hundred twenty-two million, four hundred fifty thousand, five hundred forty-one".