5641380 has 96 divisors (see below), whose sum is σ = 18170880. Its totient is φ = 1451520.

The previous prime is 5641379. The next prime is 5641381. The reversal of 5641380 is 831465.

It is an interprime number because it is at equal distance from previous prime (5641379) and next prime (5641381).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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 (5641381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16572 + ... + 16908.

It is an arithmetic number, because the mean of its divisors is an integer number (189280).

Almost surely, 2^5641380 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 5641380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9085440).

5641380 is an abundant number, since it is smaller than the sum of its proper divisors (12529500).

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

5641380 is a wasteful number, since it uses less digits than its factorization.

5641380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 5641380 is about 2375.1589420500. The cubic root of 5641380 is about 178.0171258193.

The spelling of 5641380 in words is "five million, six hundred forty-one thousand, three hundred eighty".