61826216 has 16 divisors (see below), whose sum is σ = 116019540. Its totient is φ = 30887680.

The previous prime is 61826213. The next prime is 61826251. The reversal of 61826216 is 61262816.

It can be written as a sum of positive squares in 2 ways, for example, as 56942116 + 4884100 = 7546^2 + 2210^2 .

It is not an unprimeable number, because it can be changed into a prime (61826213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10736 + ... + 15456.

Almost surely, 2^61826216 is an apocalyptic number.

It is an amenable number.

61826216 is a deficient number, since it is larger than the sum of its proper divisors (54193324).

61826216 is a wasteful number, since it uses less digits than its factorization.

61826216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364 (or 6360 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 61826216 is about 7862.9648352260. The cubic root of 61826216 is about 395.4190201712.

The spelling of 61826216 in words is "sixty-one million, eight hundred twenty-six thousand, two hundred sixteen".