61346289 has 16 divisors (see below), whose sum is σ = 83006784. Its totient is φ = 40296000.

The previous prime is 61346287. The next prime is 61346293. The reversal of 61346289 is 98264316.

It is not a de Polignac number, because 61346289 - 2¹ = 61346287 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61346287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88434 + ... + 89124.

It is an arithmetic number, because the mean of its divisors is an integer number (5187924).

Almost surely, 2^61346289 is an apocalyptic number.

It is an amenable number.

61346289 is a deficient number, since it is larger than the sum of its proper divisors (21660495).

61346289 is a wasteful number, since it uses less digits than its factorization.

61346289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its digits is 62208, while the sum is 39.

The square root of 61346289 is about 7832.3871839944. The cubic root of 61346289 is about 394.3932124487.

The spelling of 61346289 in words is "sixty-one million, three hundred forty-six thousand, two hundred eighty-nine".