61844063 has 4 divisors (see below), whose sum is σ = 61860480. Its totient is φ = 61827648.

The previous prime is 61844059. The next prime is 61844077. The reversal of 61844063 is 36044816.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61844063 - 2² = 61844059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61844863) 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, 578 + ... + 11136.

It is an arithmetic number, because the mean of its divisors is an integer number (15465120).

Almost surely, 2^61844063 is an apocalyptic number.

61844063 is a deficient number, since it is larger than the sum of its proper divisors (16417).

61844063 is a wasteful number, since it uses less digits than its factorization.

61844063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16416.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 61844063 is about 7864.0996305998. The cubic root of 61844063 is about 395.4570642501.

Adding to 61844063 its reverse (36044816), we get a palindrome (97888879).

The spelling of 61844063 in words is "sixty-one million, eight hundred forty-four thousand, sixty-three".