1258872 has 16 divisors (see below), whose sum is σ = 3147240. Its totient is φ = 419616.

The previous prime is 1258871. The next prime is 1258877. The reversal of 1258872 is 2788521.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1258871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26203 + ... + 26250.

2^1258872 is an apocalyptic number.

1258872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1258872 is an abundant number, since it is smaller than the sum of its proper divisors (1888368).

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

1258872 is a wasteful number, since it uses less digits than its factorization.

1258872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52462 (or 52458 counting only the distinct ones).

The product of its digits is 8960, while the sum is 33.

The square root of 1258872 is about 1121.9946523937. The cubic root of 1258872 is about 107.9759891753.

The spelling of 1258872 in words is "one million, two hundred fifty-eight thousand, eight hundred seventy-two".