401383000 has 64 divisors (see below), whose sum is σ = 944424000. Its totient is φ = 159667200.

The previous prime is 401382991. The next prime is 401383007. The reversal of 401383000 is 383104.

It is a super-2 number, since 2×401383000² = 322216625378000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401383007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197992 + ... + 200008.

It is an arithmetic number, because the mean of its divisors is an integer number (14756625).

Almost surely, 2^401383000 is an apocalyptic number.

401383000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401383000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472212000).

401383000 is an abundant number, since it is smaller than the sum of its proper divisors (543041000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401383000 is a wasteful number, since it uses less digits than its factorization.

401383000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237 (or 2223 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 401383000 is about 20034.5451657880. The cubic root of 401383000 is about 737.6544921965.

The spelling of 401383000 in words is "four hundred one million, three hundred eighty-three thousand".