994487038 has 4 divisors (see below), whose sum is σ = 1491730560. Its totient is φ = 497243518.

The previous prime is 994487033. The next prime is 994487051. The reversal of 994487038 is 830784499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 830784499 = 1091 ⋅761489.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994487033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248621758 + ... + 248621761.

It is an arithmetic number, because the mean of its divisors is an integer number (372932640).

Almost surely, 2^994487038 is an apocalyptic number.

994487038 is a deficient number, since it is larger than the sum of its proper divisors (497243522).

994487038 is a wasteful number, since it uses less digits than its factorization.

994487038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497243521.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 994487038 is about 31535.4885486177. The cubic root of 994487038 is about 998.1589586468.

The spelling of 994487038 in words is "nine hundred ninety-four million, four hundred eighty-seven thousand, thirty-eight".