406745496 has 64 divisors (see below), whose sum is σ = 1134720000. Its totient is φ = 134997408.

The previous prime is 406745491. The next prime is 406745531. The reversal of 406745496 is 694547604.

406745496 is a `hidden beast` number, since 40 + 67 + 4 + 549 + 6 = 666.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406745491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47685 + ... + 55563.

It is an arithmetic number, because the mean of its divisors is an integer number (17730000).

Almost surely, 2^406745496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406745496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567360000).

406745496 is an abundant number, since it is smaller than the sum of its proper divisors (727974504).

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

406745496 is a wasteful number, since it uses less digits than its factorization.

406745496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8133 (or 8123 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 406745496 is about 20167.9323679945. The cubic root of 406745496 is about 740.9250034738.

The spelling of 406745496 in words is "four hundred six million, seven hundred forty-five thousand, four hundred ninety-six".