331054946 has 8 divisors (see below), whose sum is σ = 498083664. Its totient is φ = 165027060.

The previous prime is 331054943. The next prime is 331054963. The reversal of 331054946 is 649450133.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (331054943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249380 + ... + 250703.

It is an arithmetic number, because the mean of its divisors is an integer number (62260458).

Almost surely, 2^331054946 is an apocalyptic number.

331054946 is a deficient number, since it is larger than the sum of its proper divisors (167028718).

331054946 is a wasteful number, since it uses less digits than its factorization.

331054946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500416.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 331054946 is about 18194.9153886464. The cubic root of 331054946 is about 691.7779158033. Note that the first 3 decimals are identical.

The spelling of 331054946 in words is "three hundred thirty-one million, fifty-four thousand, nine hundred forty-six".