5661548 has 6 divisors (see below), whose sum is σ = 9907716. Its totient is φ = 2830772.

The previous prime is 5661547. The next prime is 5661559. The reversal of 5661548 is 8451665.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5661547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707690 + ... + 707697.

It is an arithmetic number, because the mean of its divisors is an integer number (1651286).

Almost surely, 2^5661548 is an apocalyptic number.

It is an amenable number.

5661548 is a deficient number, since it is larger than the sum of its proper divisors (4246168).

5661548 is a wasteful number, since it uses less digits than its factorization.

5661548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415391 (or 1415389 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 5661548 is about 2379.4007648986. The cubic root of 5661548 is about 178.2290112963.

The spelling of 5661548 in words is "five million, six hundred sixty-one thousand, five hundred forty-eight".