400460 has 12 divisors (see below), whose sum is σ = 841008. Its totient is φ = 160176.

The previous prime is 400457. The next prime is 400471. The reversal of 400460 is 64004.

It is a happy number.

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 400460.

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, 9992 + ... + 10031.

It is an arithmetic number, because the mean of its divisors is an integer number (70084).

2⁴⁰⁰⁴⁶⁰ is an apocalyptic number.

It is an amenable number.

400460 is an abundant number, since it is smaller than the sum of its proper divisors (440548).

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

400460 is a wasteful number, since it uses less digits than its factorization.

400460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20032 (or 20030 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 400460 is about 632.8190894719. The cubic root of 400460 is about 73.7088633942.

Adding to 400460 its reverse (64004), we get a palindrome (464464).

The spelling of 400460 in words is "four hundred thousand, four hundred sixty".