106199643 has 12 divisors (see below), whose sum is σ = 155642984. Its totient is φ = 64363200.

The previous prime is 106199633. The next prime is 106199647. The reversal of 106199643 is 346991601.

It is not a de Polignac number, because 106199643 - 2⁴ = 106199627 is a prime.

It is a super-2 number, since 2×106199643² = 22556728346654898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106199647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145918 + ... + 146643.

Almost surely, 2^106199643 is an apocalyptic number.

106199643 is a deficient number, since it is larger than the sum of its proper divisors (49443341).

106199643 is a wasteful number, since it uses less digits than its factorization.

106199643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292586 (or 292575 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 106199643 is about 10305.3211012564. The cubic root of 106199643 is about 473.5592807504.

The spelling of 106199643 in words is "one hundred six million, one hundred ninety-nine thousand, six hundred forty-three".