2133542 has 8 divisors (see below), whose sum is σ = 3231696. Its totient is φ = 1056312.

The previous prime is 2133541. The next prime is 2133563. The reversal of 2133542 is 2453312.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4973 + ... + 5384.

It is an arithmetic number, because the mean of its divisors is an integer number (403962).

2^2133542 is an apocalyptic number.

2133542 is a deficient number, since it is larger than the sum of its proper divisors (1098154).

2133542 is a wasteful number, since it uses less digits than its factorization.

2133542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10462.

The product of its digits is 720, while the sum is 20.

The square root of 2133542 is about 1460.6649170840. The cubic root of 2133542 is about 128.7361150075.

Adding to 2133542 its reverse (2453312), we get a palindrome (4586854).

The spelling of 2133542 in words is "two million, one hundred thirty-three thousand, five hundred forty-two".