1610202425 has 36 divisors (see below), whose sum is σ = 2184899220. Its totient is φ = 1176514560.

The previous prime is 1610202353. The next prime is 1610202437. The reversal of 1610202425 is 5242020161.

It is a happy number.

It can be written as a sum of positive squares in 18 ways, for example, as 1608972544 + 1229881 = 40112^2 + 1109^2 .

It is not a de Polignac number, because 1610202425 - 2¹⁰ = 1610201401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1610202425.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 407861 + ... + 411789.

It is an arithmetic number, because the mean of its divisors is an integer number (60691645).

Almost surely, 2^1610202425 is an apocalyptic number.

It is an amenable number.

1610202425 is a deficient number, since it is larger than the sum of its proper divisors (574696795).

1610202425 is a wasteful number, since it uses less digits than its factorization.

1610202425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062 (or 4044 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1610202425 is about 40127.3276583428. The cubic root of 1610202425 is about 1172.0878358787.

Adding to 1610202425 its reverse (5242020161), we get a palindrome (6852222586).

The spelling of 1610202425 in words is "one billion, six hundred ten million, two hundred two thousand, four hundred twenty-five".