4545594 has 12 divisors (see below), whose sum is σ = 9848826. Its totient is φ = 1515192.

The previous prime is 4545587. The next prime is 4545599. The reversal of 4545594 is 4955454.

It can be written as a sum of positive squares in only one way, i.e., 2480625 + 2064969 = 1575^2 + 1437^2 .

It is a super-3 number, since 3×4545594³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4545599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126249 + ... + 126284.

Almost surely, 2^4545594 is an apocalyptic number.

4545594 is an abundant number, since it is smaller than the sum of its proper divisors (5303232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4545594 is a wasteful number, since it uses less digits than its factorization.

4545594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252541 (or 252538 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 4545594 is about 2132.0398682951. The cubic root of 4545594 is about 165.6520752699.

The spelling of 4545594 in words is "four million, five hundred forty-five thousand, five hundred ninety-four".