1567166 has 8 divisors (see below), whose sum is σ = 2357040. Its totient is φ = 781488.

The previous prime is 1567147. The next prime is 1567169. The reversal of 1567166 is 6617651.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1567169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170 + ... + 1778.

It is an arithmetic number, because the mean of its divisors is an integer number (294630).

2^1567166 is an apocalyptic number.

1567166 is a deficient number, since it is larger than the sum of its proper divisors (789874).

1567166 is a wasteful number, since it uses less digits than its factorization.

1567166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098.

The product of its digits is 7560, while the sum is 32.

The square root of 1567166 is about 1251.8650086970. The cubic root of 1567166 is about 116.1551135383.

It can be divided in two parts, 15 and 67166, that multiplied together give a triangular number (1007490 = T₁₄₁₉).

The spelling of 1567166 in words is "one million, five hundred sixty-seven thousand, one hundred sixty-six".