2133746 has 12 divisors (see below), whose sum is σ = 3282462. Its totient is φ = 1040256.

The previous prime is 2133743. The next prime is 2133773. The reversal of 2133746 is 6473312.

It can be written as a sum of positive squares in only one way, i.e., 1155625 + 978121 = 1075^2 + 989^2 .

It is a d-powerful number, because it can be written as 2²¹ + 1 + 3⁴ + 3⁹ + 7⁵ + 4² + 6 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3410 + ... + 3986.

2^2133746 is an apocalyptic number.

2133746 is a deficient number, since it is larger than the sum of its proper divisors (1148716).

2133746 is an equidigital number, since it uses as much as digits as its factorization.

2133746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 622 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 2133746 is about 1460.7347466258. The cubic root of 2133746 is about 128.7402179391.

The spelling of 2133746 in words is "two million, one hundred thirty-three thousand, seven hundred forty-six".