61417044 has 72 divisors (see below), whose sum is σ = 176015840. Its totient is φ = 17900352.

The previous prime is 61417033. The next prime is 61417067. The reversal of 61417044 is 44071416.

61417044 is a `hidden beast` number, since 614 + 1 + 7 + 0 + 44 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 61416999 and 61417017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5439 + ... + 12345.

Almost surely, 2^61417044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61417044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88007920).

61417044 is an abundant number, since it is smaller than the sum of its proper divisors (114598796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61417044 is a wasteful number, since it uses less digits than its factorization.

61417044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6949 (or 6944 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 61417044 is about 7836.9027045128. The cubic root of 61417044 is about 394.5447813574.

The spelling of 61417044 in words is "sixty-one million, four hundred seventeen thousand, forty-four".