5561387 has 8 divisors (see below), whose sum is σ = 6009360. Its totient is φ = 5116320.

The previous prime is 5561383. The next prime is 5561389. The reversal of 5561387 is 7831655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5561387 - 2² = 5561383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5561383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4937 + ... + 5957.

It is an arithmetic number, because the mean of its divisors is an integer number (751170).

Almost surely, 2^5561387 is an apocalyptic number.

5561387 is a deficient number, since it is larger than the sum of its proper divisors (447973).

5561387 is a wasteful number, since it uses less digits than its factorization.

5561387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its digits is 25200, while the sum is 35.

The square root of 5561387 is about 2358.2593156818. The cubic root of 5561387 is about 177.1717082053.

The spelling of 5561387 in words is "five million, five hundred sixty-one thousand, three hundred eighty-seven".