106851620 has 24 divisors (see below), whose sum is σ = 226913400. Its totient is φ = 42259712.

The previous prime is 106851607. The next prime is 106851653. The reversal of 106851620 is 26158601.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28281124 + 78570496 = 5318^2 + 8864^2 .

It is a super-2 number, since 2×106851620² = 22834537393248800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28235 + ... + 31794.

It is an arithmetic number, because the mean of its divisors is an integer number (9454725).

Almost surely, 2^106851620 is an apocalyptic number.

106851620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106851620 is an abundant number, since it is smaller than the sum of its proper divisors (120061780).

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

106851620 is a wasteful number, since it uses less digits than its factorization.

106851620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60127 (or 60125 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 106851620 is about 10336.9057265702. The cubic root of 106851620 is about 474.5263903528.

The spelling of 106851620 in words is "one hundred six million, eight hundred fifty-one thousand, six hundred twenty".