300422640 has 320 divisors, whose sum is σ = 1151069184. Its totient is φ = 63258624.

The previous prime is 300422627. The next prime is 300422651. The reversal of 300422640 is 46224003.

300422640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1913442 + ... + 1913598.

Almost surely, 2^300422640 is an apocalyptic number.

300422640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 300422640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575534592).

300422640 is an abundant number, since it is smaller than the sum of its proper divisors (850646544).

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

300422640 is a wasteful number, since it uses less digits than its factorization.

300422640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 300422640 is about 17332.7043475622. The cubic root of 300422640 is about 669.7471682848.

Adding to 300422640 its reverse (46224003), we get a palindrome (346646643).

The spelling of 300422640 in words is "three hundred million, four hundred twenty-two thousand, six hundred forty".