532405401 has 16 divisors (see below), whose sum is σ = 775777728. Its totient is φ = 322099200.

The previous prime is 532405399. The next prime is 532405421. The reversal of 532405401 is 104504235.

It is not a de Polignac number, because 532405401 - 2¹ = 532405399 is a prime.

It is a super-2 number, since 2×532405401² = 566911022027941602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (532405421) 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, 5061 + ... + 33021.

It is an arithmetic number, because the mean of its divisors is an integer number (48486108).

Almost surely, 2^532405401 is an apocalyptic number.

It is an amenable number.

532405401 is a deficient number, since it is larger than the sum of its proper divisors (243372327).

532405401 is a wasteful number, since it uses less digits than its factorization.

532405401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28552.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 532405401 is about 23073.9116969793. The cubic root of 532405401 is about 810.4896703878.

Adding to 532405401 its reverse (104504235), we get a palindrome (636909636).

The spelling of 532405401 in words is "five hundred thirty-two million, four hundred five thousand, four hundred one".