105231472 has 10 divisors (see below), whose sum is σ = 203886008. Its totient is φ = 52615728.

The previous prime is 105231457. The next prime is 105231487. The reversal of 105231472 is 274132501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (105231457) and next prime (105231487).

It is a super-2 number, since 2×105231472² = 22147325398573568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3288468 + ... + 3288499.

Almost surely, 2^105231472 is an apocalyptic number.

It is an amenable number.

105231472 is a deficient number, since it is larger than the sum of its proper divisors (98654536).

105231472 is an equidigital number, since it uses as much as digits as its factorization.

105231472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6576975 (or 6576969 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 105231472 is about 10258.2392251302. The cubic root of 105231472 is about 472.1158147287.

Adding to 105231472 its reverse (274132501), we get a palindrome (379363973).

The spelling of 105231472 in words is "one hundred five million, two hundred thirty-one thousand, four hundred seventy-two".