401524112 has 80 divisors (see below), whose sum is σ = 899942400. Its totient is φ = 171630720.

The previous prime is 401524103. The next prime is 401524117. The reversal of 401524112 is 211425104.

It is a happy number.

It is a super-2 number, since 2×401524112² = 322443225034777088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401524117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558089 + ... + 558807.

It is an arithmetic number, because the mean of its divisors is an integer number (11249280).

Almost surely, 2^401524112 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 401524112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449971200).

401524112 is an abundant number, since it is smaller than the sum of its proper divisors (498418288).

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

401524112 is a wasteful number, since it uses less digits than its factorization.

401524112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 401524112 is about 20038.0665733997. The cubic root of 401524112 is about 737.7409264374.

Adding to 401524112 its reverse (211425104), we get a palindrome (612949216).

The spelling of 401524112 in words is "four hundred one million, five hundred twenty-four thousand, one hundred twelve".