5918940 has 96 divisors (see below), whose sum is σ = 18768960. Its totient is φ = 1548288.

The previous prime is 5918933. The next prime is 5918947. The reversal of 5918940 is 498195.

5918940 = 365² + 366² + ... + 404².

It is an interprime number because it is at equal distance from previous prime (5918933) and next prime (5918947).

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 = 5918895 and 5918904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5918947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52324 + ... + 52436.

It is an arithmetic number, because the mean of its divisors is an integer number (195510).

Almost surely, 2^5918940 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 5918940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9384480).

5918940 is an abundant number, since it is smaller than the sum of its proper divisors (12850020).

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

5918940 is a wasteful number, since it uses less digits than its factorization.

5918940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 5918940 is about 2432.8871737095. The cubic root of 5918940 is about 180.8900362765.

The spelling of 5918940 in words is "five million, nine hundred eighteen thousand, nine hundred forty".