2545832 has 8 divisors (see below), whose sum is σ = 4773450. Its totient is φ = 1272912.

The previous prime is 2545817. The next prime is 2545843. The reversal of 2545832 is 2385452.

It can be written as a sum of positive squares in only one way, i.e., 2328676 + 217156 = 1526^2 + 466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2545795 and 2545804.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159107 + ... + 159122.

2^2545832 is an apocalyptic number.

It is an amenable number.

2545832 is a deficient number, since it is larger than the sum of its proper divisors (2227618).

2545832 is a wasteful number, since it uses less digits than its factorization.

2545832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318235 (or 318231 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 2545832 is about 1595.5663571284. The cubic root of 2545832 is about 136.5452447884.

The spelling of 2545832 in words is "two million, five hundred forty-five thousand, eight hundred thirty-two".