1940535 has 24 divisors (see below), whose sum is σ = 3481920. Its totient is φ = 998592.

The previous prime is 1940509. The next prime is 1940537. The reversal of 1940535 is 5350491.

It is not a de Polignac number, because 1940535 - 2¹⁵ = 1907767 is a prime.

1940535 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1940499 and 1940508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940537) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 562 + ... + 2048.

It is an arithmetic number, because the mean of its divisors is an integer number (145080).

2^1940535 is an apocalyptic number.

1940535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1940535 is a deficient number, since it is larger than the sum of its proper divisors (1541385).

1940535 is a wasteful number, since it uses less digits than its factorization.

1940535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527 (or 1524 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1940535 is about 1393.0308682868. The cubic root of 1940535 is about 124.7308341473.

The spelling of 1940535 in words is "one million, nine hundred forty thousand, five hundred thirty-five".