5011578 has 96 divisors (see below), whose sum is σ = 13406400. Its totient is φ = 1378080.

The previous prime is 5011561. The next prime is 5011579. The reversal of 5011578 is 8751105.

5011578 is a `hidden beast` number, since 501 + 157 + 8 = 666.

5011578 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5011579) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84913 + ... + 84971.

It is an arithmetic number, because the mean of its divisors is an integer number (139650).

Almost surely, 2^5011578 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5011578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6703200).

5011578 is an abundant number, since it is smaller than the sum of its proper divisors (8394822).

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

5011578 is a wasteful number, since it uses less digits than its factorization.

5011578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

The square root of 5011578 is about 2238.6554000114. The cubic root of 5011578 is about 171.1294802653.

It can be divided in two parts, 50 and 11578, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 5011578 in words is "five million, eleven thousand, five hundred seventy-eight".