213426108 has 108 divisors (see below), whose sum is σ = 644939568. Its totient is φ = 58291200.

The previous prime is 213426097. The next prime is 213426119. The reversal of 213426108 is 801624312.

213426108 is a `hidden beast` number, since 2 + 1 + 3 + 42 + 610 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (213426097) and next prime (213426119).

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 35 ways as a sum of consecutive naturals, for example, 132508 + ... + 134108.

Almost surely, 2^213426108 is an apocalyptic number.

213426108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213426108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322469784).

213426108 is an abundant number, since it is smaller than the sum of its proper divisors (431513460).

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

213426108 is a wasteful number, since it uses less digits than its factorization.

213426108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664 (or 1636 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 213426108 is about 14609.1104451982. The cubic root of 213426108 is about 597.6072371612.

The spelling of 213426108 in words is "two hundred thirteen million, four hundred twenty-six thousand, one hundred eight".