4626438 has 8 divisors (see below), whose sum is σ = 9252888. Its totient is φ = 1542144.

The previous prime is 4626437. The next prime is 4626439. The reversal of 4626438 is 8346264.

It is an interprime number because it is at equal distance from previous prime (4626437) and next prime (4626439).

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

4626438 is an admirable number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4626399 and 4626408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4626437) 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, 385531 + ... + 385542.

It is an arithmetic number, because the mean of its divisors is an integer number (1156611).

Almost surely, 2^4626438 is an apocalyptic number.

4626438 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.

4626438 is a wasteful number, since it uses less digits than its factorization.

4626438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771078.

The product of its digits is 27648, while the sum is 33.

The square root of 4626438 is about 2150.9156189865. The cubic root of 4626438 is about 166.6283583066.

The spelling of 4626438 in words is "four million, six hundred twenty-six thousand, four hundred thirty-eight".