5398166 has 8 divisors (see below), whose sum is σ = 8523480. Its totient is φ = 2557008.

The previous prime is 5398139. The next prime is 5398171. The reversal of 5398166 is 6618935.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 142057 = 5398166 / (5 + 3 + 9 + 8 + 1 + 6 + 6).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70991 + ... + 71066.

It is an arithmetic number, because the mean of its divisors is an integer number (1065435).

Almost surely, 2^5398166 is an apocalyptic number.

5398166 is a deficient number, since it is larger than the sum of its proper divisors (3125314).

5398166 is a wasteful number, since it uses less digits than its factorization.

5398166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142078.

The product of its digits is 38880, while the sum is 38.

The square root of 5398166 is about 2323.3953602433. The cubic root of 5398166 is about 175.4212003826.

The spelling of 5398166 in words is "five million, three hundred ninety-eight thousand, one hundred sixty-six".