9976505 has 16 divisors (see below), whose sum is σ = 14926464. Its totient is φ = 6218880.

The previous prime is 9976481. The next prime is 9976511. The reversal of 9976505 is 5056799.

9976505 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9976505 - 2²² = 5782201 is a prime.

9976505 is strictly pandigital in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12572 + ... + 13341.

It is an arithmetic number, because the mean of its divisors is an integer number (932904).

Almost surely, 2^9976505 is an apocalyptic number.

It is an amenable number.

9976505 is a deficient number, since it is larger than the sum of its proper divisors (4949959).

9976505 is a wasteful number, since it uses less digits than its factorization.

9976505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25936.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 9976505 is about 3158.5605898890. The cubic root of 9976505 is about 215.2746085447.

The spelling of 9976505 in words is "nine million, nine hundred seventy-six thousand, five hundred five".