1942566 has 12 divisors (see below), whose sum is σ = 3891972. Its totient is φ = 646384.

The previous prime is 1942547. The next prime is 1942571. The reversal of 1942566 is 6652491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3130 + ... + 3698.

It is an arithmetic number, because the mean of its divisors is an integer number (324331).

2^1942566 is an apocalyptic number.

1942566 is an abundant number, since it is smaller than the sum of its proper divisors (1949406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1942566 is an frugal number, since it uses more digits than its factorization.

1942566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 574 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 1942566 is about 1393.7596636436. The cubic root of 1942566 is about 124.7743341780.

It can be divided in two parts, 19425 and 66, that added together give a palindrome (19491).

The spelling of 1942566 in words is "one million, nine hundred forty-two thousand, five hundred sixty-six".