5555667 has 8 divisors (see below), whose sum is σ = 7977424. Its totient is φ = 3418848.

The previous prime is 5555653. The next prime is 5555677. The reversal of 5555667 is 7665555.

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

It is not a de Polignac number, because 5555667 - 2¹⁵ = 5522899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 142453 = 5555667 / (5 + 5 + 5 + 5 + 6 + 6 + 7).

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5555677) 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, 71188 + ... + 71265.

It is an arithmetic number, because the mean of its divisors is an integer number (997178).

Almost surely, 2^5555667 is an apocalyptic number.

5555667 is a deficient number, since it is larger than the sum of its proper divisors (2421757).

5555667 is a wasteful number, since it uses less digits than its factorization.

5555667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142469.

The product of its digits is 157500, while the sum is 39.

The square root of 5555667 is about 2357.0462447733. The cubic root of 5555667 is about 177.1109457965.

The spelling of 5555667 in words is "five million, five hundred fifty-five thousand, six hundred sixty-seven".