406597049 has 8 divisors (see below), whose sum is σ = 413517312. Its totient is φ = 399710080.

The previous prime is 406597039. The next prime is 406597063. The reversal of 406597049 is 940795604.

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-406597049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406597039) 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, 16952 + ... + 33174.

It is an arithmetic number, because the mean of its divisors is an integer number (51689664).

Almost surely, 2^406597049 is an apocalyptic number.

It is an amenable number.

406597049 is a deficient number, since it is larger than the sum of its proper divisors (6920263).

406597049 is a wasteful number, since it uses less digits than its factorization.

406597049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16647.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 406597049 is about 20164.2517589917. The cubic root of 406597049 is about 740.8348558030.

The spelling of 406597049 in words is "four hundred six million, five hundred ninety-seven thousand, forty-nine".