425404413 has 64 divisors (see below), whose sum is σ = 787415040. Its totient is φ = 221356800.

The previous prime is 425404411. The next prime is 425404453. The reversal of 425404413 is 314404524.

It is a happy number.

It is not a de Polignac number, because 425404413 - 2¹ = 425404411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425404411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 97468 + ... + 101738.

It is an arithmetic number, because the mean of its divisors is an integer number (12303360).

Almost surely, 2^425404413 is an apocalyptic number.

It is an amenable number.

425404413 is a deficient number, since it is larger than the sum of its proper divisors (362010627).

425404413 is a wasteful number, since it uses less digits than its factorization.

425404413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335 (or 4329 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 425404413 is about 20625.3342518370. The cubic root of 425404413 is about 752.0856984394.

Adding to 425404413 its reverse (314404524), we get a palindrome (739808937).

The spelling of 425404413 in words is "four hundred twenty-five million, four hundred four thousand, four hundred thirteen".