5661348 has 72 divisors (see below), whose sum is σ = 16623936. Its totient is φ = 1467840.

The previous prime is 5661343. The next prime is 5661367. The reversal of 5661348 is 8431665.

It is a super-2 number, since 2×5661348² = 64101722354208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (5661343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9886 + ... + 10442.

It is an arithmetic number, because the mean of its divisors is an integer number (230888).

Almost surely, 2^5661348 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 5661348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8311968).

5661348 is an abundant number, since it is smaller than the sum of its proper divisors (10962588).

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

5661348 is a wasteful number, since it uses less digits than its factorization.

5661348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593 (or 580 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 5661348 is about 2379.3587371391. The cubic root of 5661348 is about 178.2269125639.

The spelling of 5661348 in words is "five million, six hundred sixty-one thousand, three hundred forty-eight".