108273438 has 192 divisors, whose sum is σ = 314496000. Its totient is φ = 26671680.

The previous prime is 108273409. The next prime is 108273449. The reversal of 108273438 is 834372801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1524943 + ... + 1525013.

It is an arithmetic number, because the mean of its divisors is an integer number (1638000).

Almost surely, 2^108273438 is an apocalyptic number.

108273438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 108273438, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157248000).

108273438 is an abundant number, since it is smaller than the sum of its proper divisors (206222562).

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

108273438 is a wasteful number, since it uses less digits than its factorization.

108273438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 108273438 is about 10405.4523207788. The cubic root of 108273438 is about 476.6218803722.

The spelling of 108273438 in words is "one hundred eight million, two hundred seventy-three thousand, four hundred thirty-eight".