331983401 has 8 divisors (see below), whose sum is σ = 334305408. Its totient is φ = 329670000.

The previous prime is 331983389. The next prime is 331983413. The reversal of 331983401 is 104389133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (331983389) and next prime (331983413).

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

It is a cyclic number.

It is not a de Polignac number, because 331983401 - 2¹⁰ = 331982377 is a prime.

It is a super-2 number, since 2×331983401² = 220425957079053602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331983901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87851 + ... + 91551.

It is an arithmetic number, because the mean of its divisors is an integer number (41788176).

Almost surely, 2^331983401 is an apocalyptic number.

It is an amenable number.

331983401 is a deficient number, since it is larger than the sum of its proper divisors (2322007).

331983401 is a wasteful number, since it uses less digits than its factorization.

331983401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 331983401 is about 18220.4116583572. The cubic root of 331983401 is about 692.4240171730.

The spelling of 331983401 in words is "three hundred thirty-one million, nine hundred eighty-three thousand, four hundred one".