994884477 has 16 divisors (see below), whose sum is σ = 1346181312. Its totient is φ = 653483520.

The previous prime is 994884439. The next prime is 994884487. The reversal of 994884477 is 774488499.

It is not a de Polignac number, because 994884477 - 2⁷ = 994884349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 994884477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994884487) 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, 58527 + ... + 73587.

It is an arithmetic number, because the mean of its divisors is an integer number (84136332).

Almost surely, 2^994884477 is an apocalyptic number.

994884477 is a gapful number since it is divisible by the number (97) formed by its first and last digit.

It is an amenable number.

994884477 is a deficient number, since it is larger than the sum of its proper divisors (351296835).

994884477 is a wasteful number, since it uses less digits than its factorization.

994884477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15388.

The product of its digits is 16257024, while the sum is 60.

The square root of 994884477 is about 31541.7893753668. The cubic root of 994884477 is about 998.2919097555.

The spelling of 994884477 in words is "nine hundred ninety-four million, eight hundred eighty-four thousand, four hundred seventy-seven".