1246339998 has 48 divisors (see below), whose sum is σ = 2854051200. Its totient is φ = 391986000.

The previous prime is 1246339987. The next prime is 1246339999. The reversal of 1246339998 is 8999336421.

1246339998 is a `hidden beast` number, since 1 + 2 + 463 + 3 + 99 + 98 = 666.

It is a super-2 number, since 2×1246339998² = 3106726781229280008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246339999) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78583 + ... + 93101.

It is an arithmetic number, because the mean of its divisors is an integer number (59459400).

Almost surely, 2^1246339998 is an apocalyptic number.

1246339998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1246339998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427025600).

1246339998 is an abundant number, since it is smaller than the sum of its proper divisors (1607711202).

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

1246339998 is a wasteful number, since it uses less digits than its factorization.

1246339998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14797 (or 14794 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 1246339998 is about 35303.5408705699. The cubic root of 1246339998 is about 1076.1649525077.

The spelling of 1246339998 in words is "one billion, two hundred forty-six million, three hundred thirty-nine thousand, nine hundred ninety-eight".