401626012 has 12 divisors (see below), whose sum is σ = 702991296. Its totient is φ = 200771360.

The previous prime is 401626007. The next prime is 401626019. The reversal of 401626012 is 210626104.

It is a super-2 number, since 2×401626012² = 322606907030048288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401626019) 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, 23712 + ... + 36952.

It is an arithmetic number, because the mean of its divisors is an integer number (58582608).

Almost surely, 2^401626012 is an apocalyptic number.

It is an amenable number.

401626012 is a deficient number, since it is larger than the sum of its proper divisors (301365284).

401626012 is a wasteful number, since it uses less digits than its factorization.

401626012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20828 (or 20826 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 401626012 is about 20040.6090725806. The cubic root of 401626012 is about 737.8033298644.

The spelling of 401626012 in words is "four hundred one million, six hundred twenty-six thousand, twelve".