1248838 has 4 divisors (see below), whose sum is σ = 1873260. Its totient is φ = 624418.

The previous prime is 1248833. The next prime is 1248847. The reversal of 1248838 is 8388421.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312208 + ... + 312211.

It is an arithmetic number, because the mean of its divisors is an integer number (468315).

2^1248838 is an apocalyptic number.

1248838 is a deficient number, since it is larger than the sum of its proper divisors (624422).

1248838 is an equidigital number, since it uses as much as digits as its factorization.

1248838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624421.

The product of its digits is 12288, while the sum is 34.

The square root of 1248838 is about 1117.5142057263. The cubic root of 1248838 is about 107.6883447783.

The spelling of 1248838 in words is "one million, two hundred forty-eight thousand, eight hundred thirty-eight".