1210826112 has 64 divisors (see below), whose sum is σ = 3220800960. Its totient is φ = 403038720.

The previous prime is 1210826087. The next prime is 1210826153. The reversal of 1210826112 is 2116280121.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 337287 + ... + 340857.

It is an arithmetic number, because the mean of its divisors is an integer number (50325015).

Almost surely, 2^1210826112 is an apocalyptic number.

1210826112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210826112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1610400480).

1210826112 is an abundant number, since it is smaller than the sum of its proper divisors (2009974848).

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

1210826112 is an equidigital number, since it uses as much as digits as its factorization.

1210826112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4471 (or 4459 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1210826112 is about 34796.9267608506. The cubic root of 1210826112 is about 1065.8446903566.

The spelling of 1210826112 in words is "one billion, two hundred ten million, eight hundred twenty-six thousand, one hundred twelve".