10203672 has 64 divisors (see below), whose sum is σ = 27410400. Its totient is φ = 3153920.

The previous prime is 10203667. The next prime is 10203673. The reversal of 10203672 is 27630201.

It is a happy number.

It is a super-2 number, since 2×10203672² = 208229844567168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203673) 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 15 ways as a sum of consecutive naturals, for example, 36172 + ... + 36452.

Almost surely, 2^10203672 is an apocalyptic number.

10203672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10203672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13705200).

10203672 is an abundant number, since it is smaller than the sum of its proper divisors (17206728).

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

10203672 is a wasteful number, since it uses less digits than its factorization.

10203672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 10203672 is about 3194.3187067041. The cubic root of 10203672 is about 216.8963098373.

Adding to 10203672 its reverse (27630201), we get a palindrome (37833873).

The spelling of 10203672 in words is "ten million, two hundred three thousand, six hundred seventy-two".