106518720 has 336 divisors, whose sum is σ = 428085504. Its totient is φ = 21964800.

The previous prime is 106518701. The next prime is 106518739. The reversal of 106518720 is 27815601.

It is an interprime number because it is at equal distance from previous prime (106518701) and next prime (106518739).

It is a tau number, because it is divible by the number of its divisors (336).

It is a super-2 number, since 2×106518720² = 22692475420876800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 813055 + ... + 813185.

It is an arithmetic number, because the mean of its divisors is an integer number (1274064).

Almost surely, 2^106518720 is an apocalyptic number.

106518720 is a gapful number since it is divisible by the number (10) 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 106518720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214042752).

106518720 is an abundant number, since it is smaller than the sum of its proper divisors (321566784).

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

106518720 is a wasteful number, since it uses less digits than its factorization.

106518720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 106518720 is about 10320.7906673859. The cubic root of 106518720 is about 474.0330764363.

The spelling of 106518720 in words is "one hundred six million, five hundred eighteen thousand, seven hundred twenty".