1542166 has 8 divisors (see below), whose sum is σ = 2318904. Its totient is φ = 769200.

The previous prime is 1542137. The next prime is 1542179. The reversal of 1542166 is 6612451.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1542166.

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, 561 + ... + 1843.

It is an arithmetic number, because the mean of its divisors is an integer number (289863).

2^1542166 is an apocalyptic number.

1542166 is a deficient number, since it is larger than the sum of its proper divisors (776738).

1542166 is a wasteful number, since it uses less digits than its factorization.

1542166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886.

The product of its digits is 1440, while the sum is 25.

The square root of 1542166 is about 1241.8397642208. The cubic root of 1542166 is about 115.5341503059.

The spelling of 1542166 in words is "one million, five hundred forty-two thousand, one hundred sixty-six".