994201907 has 4 divisors (see below), whose sum is σ = 1018450776. Its totient is φ = 969953040.

The previous prime is 994201903. The next prime is 994201909. The reversal of 994201907 is 709102499.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 994201907 - 2² = 994201903 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 24248827 = 994201907 / (9 + 9 + 4 + 2 + 0 + 1 + 9 + 0 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994201903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12124373 + ... + 12124454.

It is an arithmetic number, because the mean of its divisors is an integer number (254612694).

Almost surely, 2^994201907 is an apocalyptic number.

994201907 is a deficient number, since it is larger than the sum of its proper divisors (24248869).

994201907 is a wasteful number, since it uses less digits than its factorization.

994201907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24248868.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 994201907 is about 31530.9674288627. The cubic root of 994201907 is about 998.0635549343.

The spelling of 994201907 in words is "nine hundred ninety-four million, two hundred one thousand, nine hundred seven".