401933532 has 96 divisors (see below), whose sum is σ = 1259241984. Its totient is φ = 96364800.

The previous prime is 401933527. The next prime is 401933551. The reversal of 401933532 is 235339104.

It is a self number, because there is not a number n which added to its sum of digits gives 401933532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4719 + ... + 28742.

It is an arithmetic number, because the mean of its divisors is an integer number (13117104).

Almost surely, 2^401933532 is an apocalyptic number.

401933532 is a gapful number since it is divisible by the number (42) 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 401933532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629620992).

401933532 is an abundant number, since it is smaller than the sum of its proper divisors (857308452).

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

401933532 is a wasteful number, since it uses less digits than its factorization.

401933532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33499 (or 33497 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 401933532 is about 20048.2800259773. The cubic root of 401933532 is about 737.9915907415.

The spelling of 401933532 in words is "four hundred one million, nine hundred thirty-three thousand, five hundred thirty-two".