5679540 has 72 divisors (see below), whose sum is σ = 17428320. Its totient is φ = 1497024.

The previous prime is 5679539. The next prime is 5679559. The reversal of 5679540 is 459765.

5679540 is a `hidden beast` number, since 567 + 95 + 4 + 0 = 666.

It is a super-2 number, since 2×5679540² = 64514349223200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5679495 and 5679504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24907 + ... + 25133.

It is an arithmetic number, because the mean of its divisors is an integer number (242060).

Almost surely, 2^5679540 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 5679540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8714160).

5679540 is an abundant number, since it is smaller than the sum of its proper divisors (11748780).

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

5679540 is a wasteful number, since it uses less digits than its factorization.

5679540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 5679540 is about 2383.1785497524. The cubic root of 5679540 is about 178.4176113912.

The spelling of 5679540 in words is "five million, six hundred seventy-nine thousand, five hundred forty".