406538241 has 8 divisors (see below), whose sum is σ = 549476640. Its totient is φ = 267312672.

The previous prime is 406538227. The next prime is 406538291. The reversal of 406538241 is 142835604.

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

It is not a de Polignac number, because 406538241 - 2⁷ = 406538113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406538291) 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, 927951 + ... + 928388.

It is an arithmetic number, because the mean of its divisors is an integer number (68684580).

Almost surely, 2^406538241 is an apocalyptic number.

It is an amenable number.

406538241 is a deficient number, since it is larger than the sum of its proper divisors (142938399).

406538241 is a wasteful number, since it uses less digits than its factorization.

406538241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856415.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 406538241 is about 20162.7934820550. The cubic root of 406538241 is about 740.7991372975.

The spelling of 406538241 in words is "four hundred six million, five hundred thirty-eight thousand, two hundred forty-one".