5578956 has 60 divisors (see below), whose sum is σ = 14859768. Its totient is φ = 1824768.

The previous prime is 5578943. The next prime is 5578987. The reversal of 5578956 is 6598755.

5578956 is a `hidden beast` number, since 557 + 8 + 95 + 6 = 666.

It is a super-2 number, since 2×5578956² = 62249500099872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21580 + ... + 21836.

Almost surely, 2^5578956 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 5578956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7429884).

5578956 is an abundant number, since it is smaller than the sum of its proper divisors (9280812).

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

5578956 is a wasteful number, since it uses less digits than its factorization.

5578956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 329 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The square root of 5578956 is about 2361.9813716454. The cubic root of 5578956 is about 177.3580800384.

The spelling of 5578956 in words is "five million, five hundred seventy-eight thousand, nine hundred fifty-six".