994054237 has 4 divisors (see below), whose sum is σ = 1084422816. Its totient is φ = 903685660.

The previous prime is 994054223. The next prime is 994054249. The reversal of 994054237 is 732450499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994054237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 994054193 and 994054202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994054207) 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, 45184273 + ... + 45184294.

It is an arithmetic number, because the mean of its divisors is an integer number (271105704).

Almost surely, 2^994054237 is an apocalyptic number.

It is an amenable number.

994054237 is a deficient number, since it is larger than the sum of its proper divisors (90368579).

994054237 is a wasteful number, since it uses less digits than its factorization.

994054237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90368578.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 994054237 is about 31528.6256757252. The cubic root of 994054237 is about 998.0141379625.

The spelling of 994054237 in words is "nine hundred ninety-four million, fifty-four thousand, two hundred thirty-seven".