331733946 has 8 divisors (see below), whose sum is σ = 663467904. Its totient is φ = 110577980.

The previous prime is 331733933. The next prime is 331733947. The reversal of 331733946 is 649337133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

331733946 is an admirable number.

It is a super-2 number, since 2×331733946² = 220094821857461832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331733947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27644490 + ... + 27644501.

It is an arithmetic number, because the mean of its divisors is an integer number (82933488).

Almost surely, 2^331733946 is an apocalyptic number.

331733946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331733946 is a wasteful number, since it uses less digits than its factorization.

331733946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55288996.

The product of its digits is 122472, while the sum is 39.

The square root of 331733946 is about 18213.5648899385. The cubic root of 331733946 is about 692.2505427222.

The spelling of 331733946 in words is "three hundred thirty-one million, seven hundred thirty-three thousand, nine hundred forty-six".