4623438 has 8 divisors (see below), whose sum is σ = 9246888. Its totient is φ = 1541144.

The previous prime is 4623431. The next prime is 4623457. The reversal of 4623438 is 8343264.

It is a sphenic number, since it is the product of 3 distinct primes.

4623438 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4623431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385281 + ... + 385292.

It is an arithmetic number, because the mean of its divisors is an integer number (1155861).

Almost surely, 2^4623438 is an apocalyptic number.

4623438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4623438 is a wasteful number, since it uses less digits than its factorization.

4623438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770578.

The product of its digits is 13824, while the sum is 30.

The square root of 4623438 is about 2150.2181284698. The cubic root of 4623438 is about 166.5923339639.

The spelling of 4623438 in words is "four million, six hundred twenty-three thousand, four hundred thirty-eight".