401823552 has 224 divisors, whose sum is σ = 1243177600. Its totient is φ = 113467392.

The previous prime is 401823523. The next prime is 401823559. The reversal of 401823552 is 255328104.

It is a super-2 number, since 2×401823552² = 322924333883793408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401823559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1754574 + ... + 1754802.

It is an arithmetic number, because the mean of its divisors is an integer number (5549900).

Almost surely, 2^401823552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401823552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621588800).

401823552 is an abundant number, since it is smaller than the sum of its proper divisors (841354048).

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

401823552 is a wasteful number, since it uses less digits than its factorization.

401823552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 401823552 is about 20045.5369596327. The cubic root of 401823552 is about 737.9242730445.

It can be divided in two parts, 40182 and 3552, that added together give a palindrome (43734).

The spelling of 401823552 in words is "four hundred one million, eight hundred twenty-three thousand, five hundred fifty-two".