1298934 has 72 divisors (see below), whose sum is σ = 3539952. Its totient is φ = 336960.

The previous prime is 1298923. The next prime is 1298951. The reversal of 1298934 is 4398921.

It is a d-powerful number, because it can be written as 1 + 2¹⁹ + 9 + 8³ + 9⁶ + 3¹¹ + 4⁸ .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21264 + ... + 21324.

It is an arithmetic number, because the mean of its divisors is an integer number (49166).

2^1298934 is an apocalyptic number.

1298934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769976).

1298934 is an abundant number, since it is smaller than the sum of its proper divisors (2241018).

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

1298934 is a wasteful number, since it uses less digits than its factorization.

1298934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 86 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 1298934 is about 1139.7078573038. The cubic root of 1298934 is about 109.1094487430.

The spelling of 1298934 in words is "one million, two hundred ninety-eight thousand, nine hundred thirty-four".