2626438 has 4 divisors (see below), whose sum is σ = 3939660. Its totient is φ = 1313218.

The previous prime is 2626433. The next prime is 2626447. The reversal of 2626438 is 8346262.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2626433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656608 + ... + 656611.

It is an arithmetic number, because the mean of its divisors is an integer number (984915).

2^2626438 is an apocalyptic number.

2626438 is a deficient number, since it is larger than the sum of its proper divisors (1313222).

2626438 is a wasteful number, since it uses less digits than its factorization.

2626438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313221.

The product of its digits is 13824, while the sum is 31.

The square root of 2626438 is about 1620.6288902769. The cubic root of 2626438 is about 137.9713936364.

The spelling of 2626438 in words is "two million, six hundred twenty-six thousand, four hundred thirty-eight".