106640998 has 8 divisors (see below), whose sum is σ = 160020360. Its totient is φ = 53300880.

The previous prime is 106640987. The next prime is 106640999. The reversal of 106640998 is 899046601.

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

It is a super-2 number, since 2×106640998² = 22744604908872008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106640999) 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, 1663 + ... + 14698.

It is an arithmetic number, because the mean of its divisors is an integer number (20002545).

Almost surely, 2^106640998 is an apocalyptic number.

106640998 is a deficient number, since it is larger than the sum of its proper divisors (53379362).

106640998 is a wasteful number, since it uses less digits than its factorization.

106640998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19622.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 106640998 is about 10326.7128361352. The cubic root of 106640998 is about 474.2143955848.

The spelling of 106640998 in words is "one hundred six million, six hundred forty thousand, nine hundred ninety-eight".