61244377 has 8 divisors (see below), whose sum is σ = 63985536. Its totient is φ = 58509792.

The previous prime is 61244357. The next prime is 61244383. The reversal of 61244377 is 77344216.

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

It is a de Polignac number, because none of the positive numbers 2^k-61244377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61244327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36133 + ... + 37789.

It is an arithmetic number, because the mean of its divisors is an integer number (7998192).

Almost surely, 2^61244377 is an apocalyptic number.

It is an amenable number.

61244377 is a deficient number, since it is larger than the sum of its proper divisors (2741159).

61244377 is a wasteful number, since it uses less digits than its factorization.

61244377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287.

The product of its digits is 28224, while the sum is 34.

The square root of 61244377 is about 7825.8786727115. The cubic root of 61244377 is about 394.1746951350.

It can be divided in two parts, 6124 and 4377, that added together give a palindrome (10501).

The spelling of 61244377 in words is "sixty-one million, two hundred forty-four thousand, three hundred seventy-seven".