1942478 has 16 divisors (see below), whose sum is σ = 3052080. Its totient is φ = 926016.

The previous prime is 1942459. The next prime is 1942481. The reversal of 1942478 is 8742491.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6050 + ... + 6362.

It is an arithmetic number, because the mean of its divisors is an integer number (190755).

2^1942478 is an apocalyptic number.

1942478 is a deficient number, since it is larger than the sum of its proper divisors (1109602).

1942478 is a wasteful number, since it uses less digits than its factorization.

1942478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451.

The product of its digits is 16128, while the sum is 35.

The square root of 1942478 is about 1393.7280939983. The cubic root of 1942478 is about 124.7724500194.

The spelling of 1942478 in words is "one million, nine hundred forty-two thousand, four hundred seventy-eight".