1214325684 has 144 divisors (see below), whose sum is σ = 3634263360. Its totient is φ = 337029120.

The previous prime is 1214325677. The next prime is 1214325743. The reversal of 1214325684 is 4865234121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 714724 + ... + 716420.

It is an arithmetic number, because the mean of its divisors is an integer number (25237940).

Almost surely, 2^1214325684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1214325684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1817131680).

1214325684 is an abundant number, since it is smaller than the sum of its proper divisors (2419937676).

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

1214325684 is a wasteful number, since it uses less digits than its factorization.

1214325684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870 (or 1865 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 1214325684 is about 34847.1761266247. The cubic root of 1214325684 is about 1066.8705498727.

The spelling of 1214325684 in words is "one billion, two hundred fourteen million, three hundred twenty-five thousand, six hundred eighty-four".