406204325 has 24 divisors (see below), whose sum is σ = 535516320. Its totient is φ = 304776000.

The previous prime is 406204301. The next prime is 406204391. The reversal of 406204325 is 523402604.

It is not a de Polignac number, because 406204325 - 2¹⁴ = 406187941 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 406204294 and 406204303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43742 + ... + 52208.

It is an arithmetic number, because the mean of its divisors is an integer number (22313180).

Almost surely, 2^406204325 is an apocalyptic number.

It is an amenable number.

406204325 is a deficient number, since it is larger than the sum of its proper divisors (129311995).

406204325 is a wasteful number, since it uses less digits than its factorization.

406204325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8597 (or 8592 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 406204325 is about 20154.5112815965. The cubic root of 406204325 is about 740.5962597522.

Adding to 406204325 its reverse (523402604), we get a palindrome (929606929).

The spelling of 406204325 in words is "four hundred six million, two hundred four thousand, three hundred twenty-five".