425312405 has 48 divisors (see below), whose sum is σ = 634314240. Its totient is φ = 272361600.

The previous prime is 425312401. The next prime is 425312417. The reversal of 425312405 is 504213524.

It is a happy number.

It is not a de Polignac number, because 425312405 - 2² = 425312401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425312401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219290 + ... + 221220.

It is an arithmetic number, because the mean of its divisors is an integer number (13214880).

Almost surely, 2^425312405 is an apocalyptic number.

It is an amenable number.

425312405 is a deficient number, since it is larger than the sum of its proper divisors (209001835).

425312405 is a wasteful number, since it uses less digits than its factorization.

425312405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010 (or 2003 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 425312405 is about 20623.1036703984. The cubic root of 425312405 is about 752.0314732612.

Adding to 425312405 its reverse (504213524), we get a palindrome (929525929).

The spelling of 425312405 in words is "four hundred twenty-five million, three hundred twelve thousand, four hundred five".