10380056 has 8 divisors (see below), whose sum is σ = 19462620. Its totient is φ = 5190024.

The previous prime is 10380053. The next prime is 10380077. The reversal of 10380056 is 65008301.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10380053) by changing a digit.

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 as a sum of consecutive naturals, namely, 648746 + ... + 648761.

Almost surely, 2^10380056 is an apocalyptic number.

It is an amenable number.

10380056 is a deficient number, since it is larger than the sum of its proper divisors (9082564).

10380056 is a wasteful number, since it uses less digits than its factorization.

10380056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297513 (or 1297509 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10380056 is about 3221.8094294977. The cubic root of 10380056 is about 218.1389569425.

Adding to 10380056 its reverse (65008301), we get a palindrome (75388357).

The spelling of 10380056 in words is "ten million, three hundred eighty thousand, fifty-six".