105432146 has 8 divisors (see below), whose sum is σ = 158193840. Its totient is φ = 52700868.

The previous prime is 105432143. The next prime is 105432157. The reversal of 105432146 is 641234501.

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

It is a super-2 number, since 2×105432146² = 22231874820330632, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105432143) 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, 5765 + ... + 15623.

It is an arithmetic number, because the mean of its divisors is an integer number (19774230).

Almost surely, 2^105432146 is an apocalyptic number.

105432146 is a deficient number, since it is larger than the sum of its proper divisors (52761694).

105432146 is an equidigital number, since it uses as much as digits as its factorization.

105432146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15208.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 105432146 is about 10268.0156797699. The cubic root of 105432146 is about 472.4157288378.

Adding to 105432146 its reverse (641234501), we get a palindrome (746666647).

The spelling of 105432146 in words is "one hundred five million, four hundred thirty-two thousand, one hundred forty-six".