4909400 has 24 divisors (see below), whose sum is σ = 11414820. Its totient is φ = 1963680.

The previous prime is 4909393. The next prime is 4909403. The reversal of 4909400 is 49094.

It is a self number, because there is not a number n which added to its sum of digits gives 4909400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4909403) 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, 12074 + ... + 12473.

Almost surely, 2^4909400 is an apocalyptic number.

4909400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4909400 is an abundant number, since it is smaller than the sum of its proper divisors (6505420).

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

4909400 is a wasteful number, since it uses less digits than its factorization.

4909400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24563 (or 24554 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 4909400 is about 2215.7165883750. The cubic root of 4909400 is about 169.9584673627.

Multiplying 4909400 by its reverse (49094), we get a square (241022083600 = 490940²).

4909400 divided by its reverse (49094) gives a square (100 = 10²).

The spelling of 4909400 in words is "four million, nine hundred nine thousand, four hundred".