2132428 has 24 divisors (see below), whose sum is σ = 3991680. Its totient is φ = 994560.

The previous prime is 2132419. The next prime is 2132461. The reversal of 2132428 is 8242312.

It is a d-powerful number, because it can be written as 2¹⁵ + 1 + 3⁷ + 2²⁰ + 4⁴ + 2²⁰ + 8² .

It is a junction number, because it is equal to n+sod(n) for n = 2132399 and 2132408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3300 + ... + 3892.

It is an arithmetic number, because the mean of its divisors is an integer number (166320).

2^2132428 is an apocalyptic number.

It is an amenable number.

2132428 is a deficient number, since it is larger than the sum of its proper divisors (1859252).

2132428 is a wasteful number, since it uses less digits than its factorization.

2132428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657 (or 655 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 2132428 is about 1460.2835341125. The cubic root of 2132428 is about 128.7137051683.

The spelling of 2132428 in words is "two million, one hundred thirty-two thousand, four hundred twenty-eight".