405064 has 16 divisors (see below), whose sum is σ = 828720. Its totient is φ = 184080.

The previous prime is 405049. The next prime is 405071. The reversal of 405064 is 460504.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2214 + ... + 2389.

It is an arithmetic number, because the mean of its divisors is an integer number (51795).

2⁴⁰⁵⁰⁶⁴ is an apocalyptic number.

405064 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

405064 is an abundant number, since it is smaller than the sum of its proper divisors (423656).

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

405064 is a wasteful number, since it uses less digits than its factorization.

405064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4620 (or 4616 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 405064 is about 636.4463842304. The cubic root of 405064 is about 73.9902592487.

Adding to 405064 its reverse (460504), we get a palindrome (865568).

It can be divided in two parts, 4050 and 64, that added together give a palindrome (4114).

The spelling of 405064 in words is "four hundred five thousand, sixty-four".