61546325 has 6 divisors (see below), whose sum is σ = 76317474. Its totient is φ = 49237040.

The previous prime is 61546319. The next prime is 61546333. The reversal of 61546325 is 52364516.

It can be written as a sum of positive squares in 3 ways, for example, as 12909649 + 48636676 = 3593^2 + 6974^2 .

It is not a de Polignac number, because 61546325 - 2¹⁰ = 61545301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61546291 and 61546300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1230902 + ... + 1230951.

It is an arithmetic number, because the mean of its divisors is an integer number (12719579).

Almost surely, 2^61546325 is an apocalyptic number.

It is an amenable number.

61546325 is a deficient number, since it is larger than the sum of its proper divisors (14771149).

61546325 is a wasteful number, since it uses less digits than its factorization.

61546325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461863 (or 2461858 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 61546325 is about 7845.1465888153. The cubic root of 61546325 is about 394.8214222422.

The spelling of 61546325 in words is "sixty-one million, five hundred forty-six thousand, three hundred twenty-five".