214331425 has 24 divisors (see below), whose sum is σ = 331353792. Its totient is φ = 133608000.

The previous prime is 214331413. The next prime is 214331443. The reversal of 214331425 is 524133412.

It is not a de Polignac number, because 214331425 - 2¹¹ = 214329377 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 214331425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53746 + ... + 57595.

It is an arithmetic number, because the mean of its divisors is an integer number (13806408).

Almost surely, 2^214331425 is an apocalyptic number.

214331425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

214331425 is a deficient number, since it is larger than the sum of its proper divisors (117022367).

214331425 is a wasteful number, since it uses less digits than its factorization.

214331425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111369 (or 111364 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 214331425 is about 14640.0623291023. The cubic root of 214331425 is about 598.4510277308.

Adding to 214331425 its reverse (524133412), we get a palindrome (738464837).

The spelling of 214331425 in words is "two hundred fourteen million, three hundred thirty-one thousand, four hundred twenty-five".