303104142 has 24 divisors (see below), whose sum is σ = 716428440. Its totient is φ = 91849680.

The previous prime is 303104129. The next prime is 303104147. The reversal of 303104142 is 241401303.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303104147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 765217 + ... + 765612.

It is an arithmetic number, because the mean of its divisors is an integer number (29851185).

Almost surely, 2^303104142 is an apocalyptic number.

303104142 is an abundant number, since it is smaller than the sum of its proper divisors (413324298).

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

303104142 is a wasteful number, since it uses less digits than its factorization.

303104142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530848 (or 1530845 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 303104142 is about 17409.8863293245. The cubic root of 303104142 is about 671.7339375086.

Adding to 303104142 its reverse (241401303), we get a palindrome (544505445).

The spelling of 303104142 in words is "three hundred three million, one hundred four thousand, one hundred forty-two".