1940342 has 8 divisors (see below), whose sum is σ = 2916432. Its totient is φ = 968200.

The previous prime is 1940339. The next prime is 1940371. The reversal of 1940342 is 2430491.

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

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, 1367 + ... + 2397.

It is an arithmetic number, because the mean of its divisors is an integer number (364554).

2^1940342 is an apocalyptic number.

1940342 is a deficient number, since it is larger than the sum of its proper divisors (976090).

1940342 is a wasteful number, since it uses less digits than its factorization.

1940342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1940342 is about 1392.9615931532. The cubic root of 1940342 is about 124.7266988875.

The spelling of 1940342 in words is "one million, nine hundred forty thousand, three hundred forty-two".