61244626 has 8 divisors (see below), whose sum is σ = 91923660. Its totient is φ = 30603408.

The previous prime is 61244609. The next prime is 61244629. The reversal of 61244626 is 62644216.

It can be written as a sum of positive squares in 2 ways, for example, as 60606225 + 638401 = 7785^2 + 799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (61244629) 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, 4981 + ... + 12136.

Almost surely, 2^61244626 is an apocalyptic number.

61244626 is a deficient number, since it is larger than the sum of its proper divisors (30679034).

61244626 is a wasteful number, since it uses less digits than its factorization.

61244626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18908.

The product of its digits is 13824, while the sum is 31.

The square root of 61244626 is about 7825.8945814520. The cubic root of 61244626 is about 394.1752293303.

The spelling of 61244626 in words is "sixty-one million, two hundred forty-four thousand, six hundred twenty-six".