106922890 has 8 divisors (see below), whose sum is σ = 192461220. Its totient is φ = 42769152.

The previous prime is 106922887. The next prime is 106922891. The reversal of 106922890 is 98229601.

It can be written as a sum of positive squares in 2 ways, for example, as 95707089 + 11215801 = 9783^2 + 3349^2 .

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

It is a super-2 number, since 2×106922890² = 22865008811904200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106922891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5346135 + ... + 5346154.

Almost surely, 2^106922890 is an apocalyptic number.

106922890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106922890 is a deficient number, since it is larger than the sum of its proper divisors (85538330).

106922890 is a wasteful number, since it uses less digits than its factorization.

106922890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10692296.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 106922890 is about 10340.3525084980. The cubic root of 106922890 is about 474.6318698936.

The spelling of 106922890 in words is "one hundred six million, nine hundred twenty-two thousand, eight hundred ninety".