994857417 has 16 divisors (see below), whose sum is σ = 1508140480. Its totient is φ = 647813376.

The previous prime is 994857401. The next prime is 994857449. The reversal of 994857417 is 714758499.

994857417 is a `hidden beast` number, since 99 + 485 + 74 + 1 + 7 = 666.

994857417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 994857417 - 2⁴ = 994857401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994856417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427288 + ... + 429609.

It is an arithmetic number, because the mean of its divisors is an integer number (94258780).

Almost surely, 2^994857417 is an apocalyptic number.

It is an amenable number.

994857417 is a deficient number, since it is larger than the sum of its proper divisors (513283063).

994857417 is a wasteful number, since it uses less digits than its factorization.

994857417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856949 (or 856943 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The square root of 994857417 is about 31541.3604177119. The cubic root of 994857417 is about 998.2828587804.

The spelling of 994857417 in words is "nine hundred ninety-four million, eight hundred fifty-seven thousand, four hundred seventeen".