105602072 has 8 divisors (see below), whose sum is σ = 198003900. Its totient is φ = 52801032.

The previous prime is 105602051. The next prime is 105602083. The reversal of 105602072 is 270206501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×105602072² = 22303595221386368, 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, 6600122 + ... + 6600137.

Almost surely, 2^105602072 is an apocalyptic number.

It is an amenable number.

105602072 is a deficient number, since it is larger than the sum of its proper divisors (92401828).

105602072 is a wasteful number, since it uses less digits than its factorization.

105602072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13200265 (or 13200261 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 105602072 is about 10276.2868780508. The cubic root of 105602072 is about 472.6693915954.

Adding to 105602072 its reverse (270206501), we get a palindrome (375808573).

The spelling of 105602072 in words is "one hundred five million, six hundred two thousand, seventy-two".