331034040 has 96 divisors (see below), whose sum is σ = 1115740080. Its totient is φ = 88273152.

The previous prime is 331034003. The next prime is 331034057. The reversal of 331034040 is 40430133.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7309 + ... + 26748.

Almost surely, 2^331034040 is an apocalyptic number.

331034040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331034040 is an abundant number, since it is smaller than the sum of its proper divisors (784706040).

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

331034040 is a wasteful number, since it uses less digits than its factorization.

331034040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34083 (or 34067 counting only the distinct ones).

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

The square root of 331034040 is about 18194.3408784160. The cubic root of 331034040 is about 691.7633536551.

Adding to 331034040 its reverse (40430133), we get a palindrome (371464173).

The spelling of 331034040 in words is "three hundred thirty-one million, thirty-four thousand, forty".