303422140 has 48 divisors (see below), whose sum is σ = 745988544. Its totient is φ = 101491200.

The previous prime is 303422131. The next prime is 303422149. The reversal of 303422140 is 41224303.

303422140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (303422131) and next prime (303422149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303422149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20691 + ... + 32170.

It is an arithmetic number, because the mean of its divisors is an integer number (15541428).

Almost surely, 2^303422140 is an apocalyptic number.

It is an amenable number.

303422140 is an abundant number, since it is smaller than the sum of its proper divisors (442566404).

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

303422140 is a wasteful number, since it uses less digits than its factorization.

303422140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52918 (or 52916 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 303422140 is about 17419.0166197751. The cubic root of 303422140 is about 671.9687692166.

Adding to 303422140 its reverse (41224303), we get a palindrome (344646443).

The spelling of 303422140 in words is "three hundred three million, four hundred twenty-two thousand, one hundred forty".