4725440 has 28 divisors (see below), whose sum is σ = 11253216. Its totient is φ = 1890048.

The previous prime is 4725437. The next prime is 4725451. The reversal of 4725440 is 445274.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7064 + ... + 7703.

Almost surely, 2^4725440 is an apocalyptic number.

4725440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4725440 is an abundant number, since it is smaller than the sum of its proper divisors (6527776).

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

4725440 is a wasteful number, since it uses less digits than its factorization.

4725440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14784 (or 14774 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 4725440 is about 2173.8077191877. The cubic root of 4725440 is about 167.8085498610.

The spelling of 4725440 in words is "four million, seven hundred twenty-five thousand, four hundred forty".