106218550 has 48 divisors (see below), whose sum is σ = 220231440. Its totient is φ = 37877760.

The previous prime is 106218547. The next prime is 106218559. The reversal of 106218550 is 55812601.

It is a super-2 number, since 2×106218550² = 22564760728205000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106218559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12862 + ... + 19438.

It is an arithmetic number, because the mean of its divisors is an integer number (4588155).

Almost surely, 2^106218550 is an apocalyptic number.

106218550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106218550 is an abundant number, since it is smaller than the sum of its proper divisors (114012890).

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

106218550 is a wasteful number, since it uses less digits than its factorization.

106218550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6625 (or 6620 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 106218550 is about 10306.2384020553. The cubic root of 106218550 is about 473.5873820816.

The spelling of 106218550 in words is "one hundred six million, two hundred eighteen thousand, five hundred fifty".