401592 has 32 divisors (see below), whose sum is σ = 1040400. Its totient is φ = 129024.

The previous prime is 401587. The next prime is 401593. The reversal of 401592 is 295104.

It is a super-2 number, since 2×401592² = 322552268928, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401592.

It is not an unprimeable number, because it can be changed into a prime (401593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408 + ... + 984.

2⁴⁰¹⁵⁹² 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 401592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520200).

401592 is an abundant number, since it is smaller than the sum of its proper divisors (638808).

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

401592 is a wasteful number, since it uses less digits than its factorization.

401592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 401592 is about 633.7128687347. The cubic root of 401592 is about 73.7782502134.

Adding to 401592 its reverse (295104), we get a palindrome (696696).

The spelling of 401592 in words is "four hundred one thousand, five hundred ninety-two".