532440405 has 64 divisors (see below), whose sum is σ = 1107025920. Its totient is φ = 237722688.

The previous prime is 532440383. The next prime is 532440413. The reversal of 532440405 is 504044235.

It is not a de Polignac number, because 532440405 - 2⁵ = 532440373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34084 + ... + 47186.

It is an arithmetic number, because the mean of its divisors is an integer number (17297280).

Almost surely, 2^532440405 is an apocalyptic number.

It is an amenable number.

532440405 is an abundant number, since it is smaller than the sum of its proper divisors (574585515).

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

532440405 is a wasteful number, since it uses less digits than its factorization.

532440405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13167 (or 13161 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 532440405 is about 23074.6702034937. The cubic root of 532440405 is about 810.5074323906.

The spelling of 532440405 in words is "five hundred thirty-two million, four hundred forty thousand, four hundred five".