4423750 has 20 divisors (see below), whose sum is σ = 8294220. Its totient is φ = 1769000.

The previous prime is 4423733. The next prime is 4423807. The reversal of 4423750 is 573244.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a nialpdrome in base 14.

It is a congruent number.

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 9 ways as a sum of consecutive naturals, for example, 520 + ... + 3019.

It is an arithmetic number, because the mean of its divisors is an integer number (414711).

Almost surely, 2^4423750 is an apocalyptic number.

4423750 is a deficient number, since it is larger than the sum of its proper divisors (3870470).

4423750 is an equidigital number, since it uses as much as digits as its factorization.

4423750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3561 (or 3546 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 4423750 is about 2103.2712616303. The cubic root of 4423750 is about 164.1585567496.

Adding to 4423750 its reverse (573244), we get a palindrome (4996994).

The spelling of 4423750 in words is "four million, four hundred twenty-three thousand, seven hundred fifty".