10647312 has 80 divisors (see below), whose sum is σ = 30081408. Its totient is φ = 3225600.

The previous prime is 10647311. The next prime is 10647313. The reversal of 10647312 is 21374601.

It is an interprime number because it is at equal distance from previous prime (10647311) and next prime (10647313).

It is a super-2 number, since 2×10647312² = 226730505650688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10647311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70437 + ... + 70587.

Almost surely, 2^10647312 is an apocalyptic number.

10647312 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 10647312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15040704).

10647312 is an abundant number, since it is smaller than the sum of its proper divisors (19434096).

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

10647312 is a wasteful number, since it uses less digits than its factorization.

10647312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 282 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 10647312 is about 3263.0219122770. The cubic root of 10647312 is about 219.9952616059.

The spelling of 10647312 in words is "ten million, six hundred forty-seven thousand, three hundred twelve".