9947492 has 6 divisors (see below), whose sum is σ = 17408118. Its totient is φ = 4973744.

The previous prime is 9947489. The next prime is 9947501. The reversal of 9947492 is 2947499.

9947492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9897316 + 50176 = 3146^2 + 224^2 .

It is a d-powerful number, because it can be written as 9³ + 9⁷ + 4⁵ + 7⁶ + 4⁹ + 9⁷ + 2³ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243433 + ... + 1243440.

It is an arithmetic number, because the mean of its divisors is an integer number (2901353).

Almost surely, 2^9947492 is an apocalyptic number.

It is an amenable number.

9947492 is a deficient number, since it is larger than the sum of its proper divisors (7460626).

9947492 is a wasteful number, since it uses less digits than its factorization.

9947492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486877 (or 2486875 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 9947492 is about 3153.9644893372. The cubic root of 9947492 is about 215.0657235521.

The spelling of 9947492 in words is "nine million, nine hundred forty-seven thousand, four hundred ninety-two".