1994588 has 6 divisors (see below), whose sum is σ = 3490536. Its totient is φ = 997292.

The previous prime is 1994569. The next prime is 1994599. The reversal of 1994588 is 8854991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249320 + ... + 249327.

It is an arithmetic number, because the mean of its divisors is an integer number (581756).

2^1994588 is an apocalyptic number.

It is an amenable number.

1994588 is a deficient number, since it is larger than the sum of its proper divisors (1495948).

1994588 is a wasteful number, since it uses less digits than its factorization.

1994588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498651 (or 498649 counting only the distinct ones).

The product of its digits is 103680, while the sum is 44.

The square root of 1994588 is about 1412.2988352328. The cubic root of 1994588 is about 125.8783574487.

The spelling of 1994588 in words is "one million, nine hundred ninety-four thousand, five hundred eighty-eight".