1493999 has 8 divisors (see below), whose sum is σ = 1648752. Its totient is φ = 1344960.

The previous prime is 1493981. The next prime is 1494019. The reversal of 1493999 is 9993941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1493999 - 2⁸ = 1493743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869 + ... + 1934.

It is an arithmetic number, because the mean of its divisors is an integer number (206094).

2^1493999 is an apocalyptic number.

1493999 is a deficient number, since it is larger than the sum of its proper divisors (154753).

1493999 is a wasteful number, since it uses less digits than its factorization.

1493999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857.

The product of its digits is 78732, while the sum is 44.

The square root of 1493999 is about 1222.2925181805. The cubic root of 1493999 is about 114.3185662253.

The spelling of 1493999 in words is "one million, four hundred ninety-three thousand, nine hundred ninety-nine".