4625438 has 16 divisors (see below), whose sum is σ = 7291296. Its totient is φ = 2196480.

The previous prime is 4625431. The next prime is 4625441. The reversal of 4625438 is 8345264.

It is a d-powerful number, because it can be written as 4⁹ + 6⁴ + 2¹⁷ + 5⁵ + 4¹¹ + 3⁶ + 8⁵ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4625431) 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, 8618 + ... + 9138.

It is an arithmetic number, because the mean of its divisors is an integer number (455706).

Almost surely, 2^4625438 is an apocalyptic number.

4625438 is a deficient number, since it is larger than the sum of its proper divisors (2665858).

4625438 is a wasteful number, since it uses less digits than its factorization.

4625438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739.

The product of its digits is 23040, while the sum is 32.

The square root of 4625438 is about 2150.6831472813. The cubic root of 4625438 is about 166.6163519232.

The spelling of 4625438 in words is "four million, six hundred twenty-five thousand, four hundred thirty-eight".