8090438 has 4 divisors (see below), whose sum is σ = 12135660. Its totient is φ = 4045218.

The previous prime is 8090437. The next prime is 8090441. The reversal of 8090438 is 8340908.

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 (8090437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022608 + ... + 2022611.

It is an arithmetic number, because the mean of its divisors is an integer number (3033915).

Almost surely, 2^8090438 is an apocalyptic number.

8090438 is a deficient number, since it is larger than the sum of its proper divisors (4045222).

8090438 is a wasteful number, since it uses less digits than its factorization.

8090438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045221.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 8090438 is about 2844.3695259231. The cubic root of 8090438 is about 200.7508277611.

The spelling of 8090438 in words is "eight million, ninety thousand, four hundred thirty-eight".