105532442 has 8 divisors (see below), whose sum is σ = 162159732. Its totient is φ = 51479200.

The previous prime is 105532439. The next prime is 105532499. The reversal of 105532442 is 244235501.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 72573361 + 32959081 = 8519^2 + 5741^2 .

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

It is a super-2 number, since 2×105532442² = 22274192628966728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643409 + ... + 643572.

Almost surely, 2^105532442 is an apocalyptic number.

105532442 is a deficient number, since it is larger than the sum of its proper divisors (56627290).

105532442 is a wasteful number, since it uses less digits than its factorization.

105532442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287024.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 105532442 is about 10272.8984225485. The cubic root of 105532442 is about 472.5654819990.

Adding to 105532442 its reverse (244235501), we get a palindrome (349767943).

The spelling of 105532442 in words is "one hundred five million, five hundred thirty-two thousand, four hundred forty-two".