304001142 has 64 divisors (see below), whose sum is σ = 659957760. Its totient is φ = 93139200.

The previous prime is 304001119. The next prime is 304001149. The reversal of 304001142 is 241100403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304001149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306267 + ... + 307257.

It is an arithmetic number, because the mean of its divisors is an integer number (10311840).

Almost surely, 2^304001142 is an apocalyptic number.

304001142 is an abundant number, since it is smaller than the sum of its proper divisors (355956618).

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

304001142 is a wasteful number, since it uses less digits than its factorization.

304001142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 304001142 is about 17435.6285232279. The cubic root of 304001142 is about 672.3959233271.

Adding to 304001142 its reverse (241100403), we get a palindrome (545101545).

The spelling of 304001142 in words is "three hundred four million, one thousand, one hundred forty-two".