5578020 has 144 divisors (see below), whose sum is σ = 20442240. Its totient is φ = 1202688.

The previous prime is 5577997. The next prime is 5578031. The reversal of 5578020 is 208755.

It is a happy number.

It is a super-2 number, since 2×5578020² = 62228614240800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23824 + ... + 24056.

It is an arithmetic number, because the mean of its divisors is an integer number (141960).

Almost surely, 2^5578020 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 5578020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10221120).

5578020 is an abundant number, since it is smaller than the sum of its proper divisors (14864220).

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

5578020 is a wasteful number, since it uses less digits than its factorization.

5578020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 5578020 is about 2361.7832245996. The cubic root of 5578020 is about 177.3481608320.

The spelling of 5578020 in words is "five million, five hundred seventy-eight thousand, twenty".