1304326212 has 72 divisors (see below), whose sum is σ = 3670986816. Its totient is φ = 353042496.

The previous prime is 1304326211. The next prime is 1304326213. The reversal of 1304326212 is 2126234031.

It is an interprime number because it is at equal distance from previous prime (1304326211) and next prime (1304326213).

It is not an unprimeable number, because it can be changed into a prime (1304326211) 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, 8818 + ... + 51830.

It is an arithmetic number, because the mean of its divisors is an integer number (50985928).

Almost surely, 2^1304326212 is an apocalyptic number.

1304326212 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 1304326212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1835493408).

1304326212 is an abundant number, since it is smaller than the sum of its proper divisors (2366660604).

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

1304326212 is a wasteful number, since it uses less digits than its factorization.

1304326212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43065 (or 43044 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1304326212 is about 36115.4566910070. The cubic root of 1304326212 is about 1092.6022084590.

The spelling of 1304326212 in words is "one billion, three hundred four million, three hundred twenty-six thousand, two hundred twelve".