10307972 has 6 divisors (see below), whose sum is σ = 18038958. Its totient is φ = 5153984.

The previous prime is 10307971. The next prime is 10307981. The reversal of 10307972 is 27970301.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5494336 + 4813636 = 2344^2 + 2194^2 .

It is not an unprimeable number, because it can be changed into a prime (10307971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1288493 + ... + 1288500.

It is an arithmetic number, because the mean of its divisors is an integer number (3006493).

Almost surely, 2^10307972 is an apocalyptic number.

It is an amenable number.

10307972 is a deficient number, since it is larger than the sum of its proper divisors (7730986).

10307972 is a wasteful number, since it uses less digits than its factorization.

10307972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576997 (or 2576995 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 10307972 is about 3210.6030586169. The cubic root of 10307972 is about 217.6328302992.

The spelling of 10307972 in words is "ten million, three hundred seven thousand, nine hundred seventy-two".