406426460 has 24 divisors (see below), whose sum is σ = 931086576. Its totient is φ = 147791360.

The previous prime is 406426441. The next prime is 406426483. The reversal of 406426460 is 64624604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923477 + ... + 923916.

It is an arithmetic number, because the mean of its divisors is an integer number (38795274).

Almost surely, 2^406426460 is an apocalyptic number.

It is an amenable number.

406426460 is an abundant number, since it is smaller than the sum of its proper divisors (524660116).

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

406426460 is a wasteful number, since it uses less digits than its factorization.

406426460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847413 (or 1847411 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 406426460 is about 20160.0213293538. The cubic root of 406426460 is about 740.7312348218.

The spelling of 406426460 in words is "four hundred six million, four hundred twenty-six thousand, four hundred sixty".