9956477 has 2 divisors, whose sum is σ = 9956478. Its totient is φ = 9956476.

The previous prime is 9956473. The next prime is 9956503. The reversal of 9956477 is 7746599.

9956477 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9369721 + 586756 = 3061^2 + 766^2 .

It is a cyclic number.

It is not a de Polignac number, because 9956477 - 2² = 9956473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9956473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4978238 + 4978239.

It is an arithmetic number, because the mean of its divisors is an integer number (4978239).

Almost surely, 2^9956477 is an apocalyptic number.

It is an amenable number.

9956477 is a deficient number, since it is larger than the sum of its proper divisors (1).

9956477 is an equidigital number, since it uses as much as digits as its factorization.

9956477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 47.

The square root of 9956477 is about 3155.3885656128. The cubic root of 9956477 is about 215.1304562512.

The spelling of 9956477 in words is "nine million, nine hundred fifty-six thousand, four hundred seventy-seven".