1940944 has 10 divisors (see below), whose sum is σ = 3760610. Its totient is φ = 970464.

The previous prime is 1940929. The next prime is 1940957. The reversal of 1940944 is 4490491.

It can be written as a sum of positive squares in only one way, i.e., 1926544 + 14400 = 1388^2 + 120^2 .

It is a super-2 number, since 2×1940944² = 7534527222272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60639 + ... + 60670.

It is an arithmetic number, because the mean of its divisors is an integer number (376061).

2^1940944 is an apocalyptic number.

It is an amenable number.

1940944 is a deficient number, since it is larger than the sum of its proper divisors (1819666).

1940944 is a wasteful number, since it uses less digits than its factorization.

1940944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121317 (or 121311 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1940944 is about 1393.1776627552. The cubic root of 1940944 is about 124.7395965638.

The spelling of 1940944 in words is "one million, nine hundred forty thousand, nine hundred forty-four".