407922 has 8 divisors (see below), whose sum is σ = 815856. Its totient is φ = 135972.

The previous prime is 407917. The next prime is 407923. The reversal of 407922 is 229704.

It is a sphenic number, since it is the product of 3 distinct primes.

407922 is an admirable number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 407892 and 407901.

It is not an unprimeable number, because it can be changed into a prime (407923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33988 + ... + 33999.

It is an arithmetic number, because the mean of its divisors is an integer number (101982).

2⁴⁰⁷⁹²² is an apocalyptic number.

407922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

407922 is a wasteful number, since it uses less digits than its factorization.

407922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67992.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 407922 is about 638.6877171200. The cubic root of 407922 is about 74.1638686540.

The spelling of 407922 in words is "four hundred seven thousand, nine hundred twenty-two".