406450332 has 24 divisors (see below), whose sum is σ = 1053760400. Its totient is φ = 135483408.

The previous prime is 406450327. The next prime is 406450333. The reversal of 406450332 is 233054604.

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

It is a junction number, because it is equal to n+sod(n) for n = 406450296 and 406450305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406450333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1881607 + ... + 1881822.

Almost surely, 2^406450332 is an apocalyptic number.

It is an amenable number.

406450332 is an abundant number, since it is smaller than the sum of its proper divisors (647310068).

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

406450332 is a wasteful number, since it uses less digits than its factorization.

406450332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3763442 (or 3763434 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 406450332 is about 20160.6133835258. The cubic root of 406450332 is about 740.7457371501.

The spelling of 406450332 in words is "four hundred six million, four hundred fifty thousand, three hundred thirty-two".