61877252 has 6 divisors (see below), whose sum is σ = 108285198. Its totient is φ = 30938624.

The previous prime is 61877251. The next prime is 61877267. The reversal of 61877252 is 25277816.

It can be written as a sum of positive squares in only one way, i.e., 56040196 + 5837056 = 7486^2 + 2416^2 .

It is not an unprimeable number, because it can be changed into a prime (61877251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7734653 + ... + 7734660.

It is an arithmetic number, because the mean of its divisors is an integer number (18047533).

Almost surely, 2^61877252 is an apocalyptic number.

It is an amenable number.

61877252 is a deficient number, since it is larger than the sum of its proper divisors (46407946).

61877252 is a wasteful number, since it uses less digits than its factorization.

61877252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15469317 (or 15469315 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 61877252 is about 7866.2095064904. The cubic root of 61877252 is about 395.5277930947.

The spelling of 61877252 in words is "sixty-one million, eight hundred seventy-seven thousand, two hundred fifty-two".