2135573 has 12 divisors (see below), whose sum is σ = 2442048. Its totient is φ = 1851960.

The previous prime is 2135563. The next prime is 2135597. The reversal of 2135573 is 3755312.

It is not a de Polignac number, because 2135573 - 2¹⁰ = 2134549 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5636 + ... + 6002.

It is an arithmetic number, because the mean of its divisors is an integer number (203504).

2^2135573 is an apocalyptic number.

2135573 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2135573 is a deficient number, since it is larger than the sum of its proper divisors (306475).

2135573 is a wasteful number, since it uses less digits than its factorization.

2135573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 401 counting only the distinct ones).

The product of its digits is 3150, while the sum is 26.

The square root of 2135573 is about 1461.3599830295. The cubic root of 2135573 is about 128.7769516581.

The spelling of 2135573 in words is "two million, one hundred thirty-five thousand, five hundred seventy-three".