1940346 has 36 divisors (see below), whose sum is σ = 4477902. Its totient is φ = 607104.

The previous prime is 1940339. The next prime is 1940371. The reversal of 1940346 is 6430491.

It can be written as a sum of positive squares in 3 ways, for example, as 1929321 + 11025 = 1389^2 + 105^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5016 + ... + 5388.

2^1940346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1940346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2238951).

1940346 is an abundant number, since it is smaller than the sum of its proper divisors (2537556).

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

1940346 is a wasteful number, since it uses less digits than its factorization.

1940346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1940346 is about 1392.9630289423. The cubic root of 1940346 is about 124.7267845952.

The spelling of 1940346 in words is "one million, nine hundred forty thousand, three hundred forty-six".