9951472 has 20 divisors (see below), whose sum is σ = 19527520. Its totient is φ = 4912128.

The previous prime is 9951467. The next prime is 9951481. The reversal of 9951472 is 2741599.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2673 + ... + 5200.

It is an arithmetic number, because the mean of its divisors is an integer number (976376).

Almost surely, 2^9951472 is an apocalyptic number.

It is an amenable number.

9951472 is a deficient number, since it is larger than the sum of its proper divisors (9576048).

9951472 is a wasteful number, since it uses less digits than its factorization.

9951472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7960 (or 7954 counting only the distinct ones).

The product of its digits is 22680, while the sum is 37.

The square root of 9951472 is about 3154.5953781745. The cubic root of 9951472 is about 215.0944023872.

The spelling of 9951472 in words is "nine million, nine hundred fifty-one thousand, four hundred seventy-two".