616214425 has 24 divisors (see below), whose sum is σ = 774370080. Its totient is φ = 486393600.

The previous prime is 616214399. The next prime is 616214447. The reversal of 616214425 is 524412616.

It is a happy number.

It is not a de Polignac number, because 616214425 - 2⁵ = 616214393 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 934746 + ... + 935404.

It is an arithmetic number, because the mean of its divisors is an integer number (32265420).

Almost surely, 2^616214425 is an apocalyptic number.

It is an amenable number.

616214425 is a deficient number, since it is larger than the sum of its proper divisors (158155655).

616214425 is a wasteful number, since it uses less digits than its factorization.

616214425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1108 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 616214425 is about 24823.6666308585. Note that the first 4 decimals coincide. The cubic root of 616214425 is about 850.9628880582.

The spelling of 616214425 in words is "six hundred sixteen million, two hundred fourteen thousand, four hundred twenty-five".