1249998 has 8 divisors (see below), whose sum is σ = 2500008. Its totient is φ = 416664.

The previous prime is 1249943. The next prime is 1249999. The reversal of 1249998 is 8999421.

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

1249998 is an admirable number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1249999) 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, 104161 + ... + 104172.

It is an arithmetic number, because the mean of its divisors is an integer number (312501).

2^1249998 is an apocalyptic number.

1249998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1249998 is a wasteful number, since it uses less digits than its factorization.

1249998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208338.

The product of its digits is 46656, while the sum is 42.

The square root of 1249998 is about 1118.0330943223. The cubic root of 1249998 is about 107.7216770500.

The spelling of 1249998 in words is "one million, two hundred forty-nine thousand, nine hundred ninety-eight".