994355747 has 16 divisors (see below), whose sum is σ = 1304966400. Its totient is φ = 734041440.

The previous prime is 994355731. The next prime is 994355749. The reversal of 994355747 is 747553499.

It is not a de Polignac number, because 994355747 - 2⁴ = 994355731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994355749) 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, 338372 + ... + 341297.

It is an arithmetic number, because the mean of its divisors is an integer number (81560400).

Almost surely, 2^994355747 is an apocalyptic number.

994355747 is a deficient number, since it is larger than the sum of its proper divisors (310610653).

994355747 is a wasteful number, since it uses less digits than its factorization.

994355747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679706.

The product of its digits is 4762800, while the sum is 53.

The square root of 994355747 is about 31533.4068409996. The cubic root of 994355747 is about 998.1150314594.

The spelling of 994355747 in words is "nine hundred ninety-four million, three hundred fifty-five thousand, seven hundred forty-seven".