401333334 has 8 divisors (see below), whose sum is σ = 802666680. Its totient is φ = 133777776.

The previous prime is 401333327. The next prime is 401333357. The reversal of 401333334 is 433333104.

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

401333334 is an admirable number.

It is a super-2 number, since 2×401333334² = 322136889959111112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 33444439 + ... + 33444450.

It is an arithmetic number, because the mean of its divisors is an integer number (100333335).

Almost surely, 2^401333334 is an apocalyptic number.

401333334 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.

401333334 is a wasteful number, since it uses less digits than its factorization.

401333334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66888894.

The product of its (nonzero) digits is 3888, while the sum is 24.

The square root of 401333334 is about 20033.3056183946. The cubic root of 401333334 is about 737.6240658462.

Adding to 401333334 its reverse (433333104), we get a palindrome (834666438).

The spelling of 401333334 in words is "four hundred one million, three hundred thirty-three thousand, three hundred thirty-four".