105490293 has 8 divisors (see below), whose sum is σ = 144455328. Its totient is φ = 68426064.

The previous prime is 105490291. The next prime is 105490331. The reversal of 105490293 is 392094501.

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

It is not a de Polignac number, because 105490293 - 2¹ = 105490291 is a prime.

It is a super-2 number, since 2×105490293² = 22256403834451698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105490291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475071 + ... + 475292.

It is an arithmetic number, because the mean of its divisors is an integer number (18056916).

Almost surely, 2^105490293 is an apocalyptic number.

It is an amenable number.

105490293 is a deficient number, since it is larger than the sum of its proper divisors (38965035).

105490293 is an equidigital number, since it uses as much as digits as its factorization.

105490293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950403.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 105490293 is about 10270.8467518506. The cubic root of 105490293 is about 472.5025603848.

The spelling of 105490293 in words is "one hundred five million, four hundred ninety thousand, two hundred ninety-three".