60552591 has 16 divisors (see below), whose sum is σ = 89952768. Its totient is φ = 35916800.

The previous prime is 60552577. The next prime is 60552593. The reversal of 60552591 is 19525506.

It is a cyclic number.

It is not a de Polignac number, because 60552591 - 2⁵ = 60552559 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60552593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17970 + ... + 21071.

It is an arithmetic number, because the mean of its divisors is an integer number (5622048).

Almost surely, 2^60552591 is an apocalyptic number.

60552591 is a deficient number, since it is larger than the sum of its proper divisors (29400177).

60552591 is a wasteful number, since it uses less digits than its factorization.

60552591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39102.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 60552591 is about 7781.5545362093. The cubic root of 60552591 is about 392.6849380680.

It can be divided in two parts, 6055 and 2591, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 60552591 in words is "sixty million, five hundred fifty-two thousand, five hundred ninety-one".