408604071 has 4 divisors (see below), whose sum is σ = 544805432. Its totient is φ = 272402712.

The previous prime is 408604051. The next prime is 408604081. The reversal of 408604071 is 170406804.

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

It is not a de Polignac number, because 408604071 - 2¹⁰ = 408603047 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 (408604051) 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, 68100676 + ... + 68100681.

It is an arithmetic number, because the mean of its divisors is an integer number (136201358).

Almost surely, 2^408604071 is an apocalyptic number.

408604071 is a deficient number, since it is larger than the sum of its proper divisors (136201361).

408604071 is a wasteful number, since it uses less digits than its factorization.

408604071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136201360.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 408604071 is about 20213.9573315074. The cubic root of 408604071 is about 742.0518117326.

The spelling of 408604071 in words is "four hundred eight million, six hundred four thousand, seventy-one".