10129656 has 16 divisors (see below), whose sum is σ = 25324200. Its totient is φ = 3376544.

The previous prime is 10129649. The next prime is 10129657. The reversal of 10129656 is 65692101.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10129657) 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 in 3 ways as a sum of consecutive naturals, for example, 211011 + ... + 211058.

Almost surely, 2^10129656 is an apocalyptic number.

It is an amenable number.

10129656 is an abundant number, since it is smaller than the sum of its proper divisors (15194544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10129656 is a wasteful number, since it uses less digits than its factorization.

10129656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422078 (or 422074 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 10129656 is about 3182.7120510659. The cubic root of 10129656 is about 216.3705915211.

The spelling of 10129656 in words is "ten million, one hundred twenty-nine thousand, six hundred fifty-six".