1993935 has 8 divisors (see below), whose sum is σ = 3190320. Its totient is φ = 1063424.

The previous prime is 1993933. The next prime is 1993949. The reversal of 1993935 is 5393991.

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

It is a cyclic number.

It is not a de Polignac number, because 1993935 - 2¹ = 1993933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1993893 and 1993902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1993931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66450 + ... + 66479.

It is an arithmetic number, because the mean of its divisors is an integer number (398790).

2^1993935 is an apocalyptic number.

1993935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1993935 is a deficient number, since it is larger than the sum of its proper divisors (1196385).

1993935 is a wasteful number, since it uses less digits than its factorization.

1993935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132937.

The product of its digits is 32805, while the sum is 39.

The square root of 1993935 is about 1412.0676329411. The cubic root of 1993935 is about 125.8646190160.

The spelling of 1993935 in words is "one million, nine hundred ninety-three thousand, nine hundred thirty-five".