406654145 has 8 divisors (see below), whose sum is σ = 509201856. Its totient is φ = 311178736.

The previous prime is 406654123. The next prime is 406654151. The reversal of 406654145 is 541456604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406654145 is a prime.

It is a Duffinian 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, 1767947 + ... + 1768176.

It is an arithmetic number, because the mean of its divisors is an integer number (63650232).

Almost surely, 2^406654145 is an apocalyptic number.

It is an amenable number.

406654145 is a deficient number, since it is larger than the sum of its proper divisors (102547711).

406654145 is a wasteful number, since it uses less digits than its factorization.

406654145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536151.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 406654145 is about 20165.6674821341. The cubic root of 406654145 is about 740.8695311876.

The spelling of 406654145 in words is "four hundred six million, six hundred fifty-four thousand, one hundred forty-five".