300022000 has 40 divisors (see below), whose sum is σ = 725458032. Its totient is φ = 120008000.

The previous prime is 300021991. The next prime is 300022003. The reversal of 300022000 is 220003.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300022003) 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, 73006 + ... + 77005.

Almost surely, 2^300022000 is an apocalyptic number.

It is an amenable number.

300022000 is an abundant number, since it is smaller than the sum of its proper divisors (425436032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

300022000 is a wasteful number, since it uses less digits than its factorization.

300022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150034 (or 150018 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 300022000 is about 17321.1431493421. The cubic root of 300022000 is about 669.4493135987.

Adding to 300022000 its reverse (220003), we get a palindrome (300242003).

The spelling of 300022000 in words is "three hundred million, twenty-two thousand".