303132042 has 96 divisors (see below), whose sum is σ = 731203200. Its totient is φ = 90326016.

The previous prime is 303132031. The next prime is 303132073. The reversal of 303132042 is 240231303.

303132042 is a `hidden beast` number, since 303 + 1 + 320 + 42 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 699858 + ... + 700290.

It is an arithmetic number, because the mean of its divisors is an integer number (7616700).

Almost surely, 2^303132042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 303132042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365601600).

303132042 is an abundant number, since it is smaller than the sum of its proper divisors (428071158).

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

303132042 is a wasteful number, since it uses less digits than its factorization.

303132042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 569 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 303132042 is about 17410.6875797597. The cubic root of 303132042 is about 671.7545473687.

Adding to 303132042 its reverse (240231303), we get a palindrome (543363345).

The spelling of 303132042 in words is "three hundred three million, one hundred thirty-two thousand, forty-two".