61093544 has 16 divisors (see below), whose sum is σ = 116001600. Its totient is φ = 30159792.

The previous prime is 61093537. The next prime is 61093547. The reversal of 61093544 is 44539016.

It is a super-2 number, since 2×61093544² = 7464842236959872, which contains 22 as substring.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 61093544.

It is not an unprimeable number, because it can be changed into a prime (61093547) 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, 47702 + ... + 48965.

It is an arithmetic number, because the mean of its divisors is an integer number (7250100).

Almost surely, 2^61093544 is an apocalyptic number.

It is an amenable number.

61093544 is a deficient number, since it is larger than the sum of its proper divisors (54908056).

61093544 is a wasteful number, since it uses less digits than its factorization.

61093544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96752 (or 96748 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 61093544 is about 7816.2359227444. The cubic root of 61093544 is about 393.8508372293.

The spelling of 61093544 in words is "sixty-one million, ninety-three thousand, five hundred forty-four".