1940498 has 12 divisors (see below), whose sum is σ = 3386142. Its totient is φ = 831600.

The previous prime is 1940483. The next prime is 1940509. The reversal of 1940498 is 8940491.

It can be written as a sum of positive squares in only one way, i.e., 1940449 + 49 = 1393^2 + 7^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9803 + ... + 9998.

2^1940498 is an apocalyptic number.

1940498 is a deficient number, since it is larger than the sum of its proper divisors (1445644).

1940498 is a wasteful number, since it uses less digits than its factorization.

1940498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19817 (or 19810 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 1940498 is about 1393.0175878287. The cubic root of 1940498 is about 124.7300413985.

The spelling of 1940498 in words is "one million, nine hundred forty thousand, four hundred ninety-eight".