2154532 has 12 divisors (see below), whose sum is σ = 3808476. Its totient is φ = 1066400.

The previous prime is 2154499. The next prime is 2154533. The reversal of 2154532 is 2354512.

It can be written as a sum of positive squares in 2 ways, for example, as 2119936 + 34596 = 1456^2 + 186^2 .

It is not an unprimeable number, because it can be changed into a prime (2154533) 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, 2263 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (317373).

2^2154532 is an apocalyptic number.

It is an amenable number.

2154532 is a deficient number, since it is larger than the sum of its proper divisors (1653944).

2154532 is a wasteful number, since it uses less digits than its factorization.

2154532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438 (or 5436 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 2154532 is about 1467.8324155025. The cubic root of 2154532 is about 129.1569109987.

The spelling of 2154532 in words is "two million, one hundred fifty-four thousand, five hundred thirty-two".