4909000 has 32 divisors (see below), whose sum is σ = 11489400. Its totient is φ = 1963200.

The previous prime is 4908997. The next prime is 4909007. The reversal of 4909000 is 9094.

It can be written as a sum of positive squares in 4 ways, for example, as 3118756 + 1790244 = 1766^2 + 1338^2 .

It is not an unprimeable number, because it can be changed into a prime (4909007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455 + ... + 3454.

Almost surely, 2^4909000 is an apocalyptic number.

4909000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4909000 is an abundant number, since it is smaller than the sum of its proper divisors (6580400).

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

4909000 is a wasteful number, since it uses less digits than its factorization.

4909000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930 (or 4916 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 4909000 is about 2215.6263222845. The cubic root of 4909000 is about 169.9538513720.

It can be divided in two parts, 490 and 9000, that multiplied together give a square (4410000 = 2100²).

The spelling of 4909000 in words is "four million, nine hundred nine thousand".