900222541 has 4 divisors (see below), whose sum is σ = 902102400. Its totient is φ = 898342684.

The previous prime is 900222493. The next prime is 900222563. The reversal of 900222541 is 145222009.

900222541 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 900222541 - 2¹³ = 900214349 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 (900225541) 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, 939211 + ... + 940168.

It is an arithmetic number, because the mean of its divisors is an integer number (225525600).

Almost surely, 2^900222541 is an apocalyptic number.

It is an amenable number.

900222541 is a deficient number, since it is larger than the sum of its proper divisors (1879859).

900222541 is a wasteful number, since it uses less digits than its factorization.

900222541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879858.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 900222541 is about 30003.7087874149. The cubic root of 900222541 is about 965.5689561857.

The spelling of 900222541 in words is "nine hundred million, two hundred twenty-two thousand, five hundred forty-one".