9904654 has 4 divisors (see below), whose sum is σ = 14856984. Its totient is φ = 4952326.

The previous prime is 9904649. The next prime is 9904667. The reversal of 9904654 is 4564099.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4564099 = 31 ⋅147229.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2476162 + ... + 2476165.

It is an arithmetic number, because the mean of its divisors is an integer number (3714246).

Almost surely, 2^9904654 is an apocalyptic number.

9904654 is a deficient number, since it is larger than the sum of its proper divisors (4952330).

9904654 is a wasteful number, since it uses less digits than its factorization.

9904654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4952329.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9904654 is about 3147.1660267612. The cubic root of 9904654 is about 214.7565587841.

The spelling of 9904654 in words is "nine million, nine hundred four thousand, six hundred fifty-four".