5409578 has 4 divisors (see below), whose sum is σ = 8114370. Its totient is φ = 2704788.

The previous prime is 5409571. The next prime is 5409583. The reversal of 5409578 is 8759045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5166529 + 243049 = 2273^2 + 493^2 .

It is not an unprimeable number, because it can be changed into a prime (5409571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1352393 + ... + 1352396.

Almost surely, 2^5409578 is an apocalyptic number.

5409578 is a deficient number, since it is larger than the sum of its proper divisors (2704792).

5409578 is a wasteful number, since it uses less digits than its factorization.

5409578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704791.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 5409578 is about 2325.8499521680. The cubic root of 5409578 is about 175.5447298481.

The spelling of 5409578 in words is "five million, four hundred nine thousand, five hundred seventy-eight".