412406591 has 4 divisors (see below), whose sum is σ = 412532232. Its totient is φ = 412280952.

The previous prime is 412406581. The next prime is 412406597. The reversal of 412406591 is 195604214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412406591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412406597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57761 + ... + 64506.

It is an arithmetic number, because the mean of its divisors is an integer number (103133058).

Almost surely, 2^412406591 is an apocalyptic number.

412406591 is a deficient number, since it is larger than the sum of its proper divisors (125641).

412406591 is a wasteful number, since it uses less digits than its factorization.

412406591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125640.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 412406591 is about 20307.7963107768. The cubic root of 412406591 is about 744.3465832097.

The spelling of 412406591 in words is "four hundred twelve million, four hundred six thousand, five hundred ninety-one".