108621238 has 8 divisors (see below), whose sum is σ = 177743880. Its totient is φ = 49373280.

The previous prime is 108621229. The next prime is 108621283. The reversal of 108621238 is 832126801.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2468643 + ... + 2468686.

It is an arithmetic number, because the mean of its divisors is an integer number (22217985).

Almost surely, 2^108621238 is an apocalyptic number.

108621238 is a deficient number, since it is larger than the sum of its proper divisors (69122642).

108621238 is a wasteful number, since it uses less digits than its factorization.

108621238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937342.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 108621238 is about 10422.1513134285. The cubic root of 108621238 is about 477.1316757956.

It can be divided in two parts, 10862 and 1238, that added together give a square (12100 = 110²).

The spelling of 108621238 in words is "one hundred eight million, six hundred twenty-one thousand, two hundred thirty-eight".