1972466 has 8 divisors (see below), whose sum is σ = 3114480. Its totient is φ = 934308.

The previous prime is 1972441. The next prime is 1972471. The reversal of 1972466 is 6642791.

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

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25916 + ... + 25991.

It is an arithmetic number, because the mean of its divisors is an integer number (389310).

2^1972466 is an apocalyptic number.

1972466 is a deficient number, since it is larger than the sum of its proper divisors (1142014).

1972466 is a wasteful number, since it uses less digits than its factorization.

1972466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51928.

The product of its digits is 18144, while the sum is 35.

The square root of 1972466 is about 1404.4450861461. The cubic root of 1972466 is about 125.4112534808.

The spelling of 1972466 in words is "one million, nine hundred seventy-two thousand, four hundred sixty-six".