2133477 has 6 divisors (see below), whose sum is σ = 3081702. Its totient is φ = 1422312.

The previous prime is 2133463. The next prime is 2133487. The reversal of 2133477 is 7743312.

It can be written as a sum of positive squares in only one way, i.e., 1766241 + 367236 = 1329^2 + 606^2 .

It is not a de Polignac number, because 2133477 - 2⁶ = 2133413 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 3⁵ + 3⁹ + 4⁷ + 7 + 7 .

It is a self number, because there is not a number n which added to its sum of digits gives 2133477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133407) 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, 118518 + ... + 118535.

It is an arithmetic number, because the mean of its divisors is an integer number (513617).

2^2133477 is an apocalyptic number.

It is an amenable number.

2133477 is a deficient number, since it is larger than the sum of its proper divisors (948225).

2133477 is a wasteful number, since it uses less digits than its factorization.

2133477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237059 (or 237056 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 2133477 is about 1460.6426667738. The cubic root of 2133477 is about 128.7348076459.

Adding to 2133477 its reverse (7743312), we get a palindrome (9876789).

The spelling of 2133477 in words is "two million, one hundred thirty-three thousand, four hundred seventy-seven".