401342012 has 6 divisors (see below), whose sum is σ = 702348528. Its totient is φ = 200671004.

The previous prime is 401342009. The next prime is 401342047. The reversal of 401342012 is 210243104.

It is a super-2 number, since 2×401342012² = 322150821192416288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50167748 + ... + 50167755.

It is an arithmetic number, because the mean of its divisors is an integer number (117058088).

Almost surely, 2^401342012 is an apocalyptic number.

It is an amenable number.

401342012 is a deficient number, since it is larger than the sum of its proper divisors (301006516).

401342012 is a wasteful number, since it uses less digits than its factorization.

401342012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100335507 (or 100335505 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 401342012 is about 20033.5222065417. The cubic root of 401342012 is about 737.6293823375.

Adding to 401342012 its reverse (210243104), we get a palindrome (611585116).

The spelling of 401342012 in words is "four hundred one million, three hundred forty-two thousand, twelve".