1214734680 has 144 divisors (see below), whose sum is σ = 4003534080. Its totient is φ = 319406976.

The previous prime is 1214734637. The next prime is 1214734681. The reversal of 1214734680 is 864374121.

1214734680 is a `hidden beast` number, since 121 + 4 + 73 + 468 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214734681) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 7452279 + ... + 7452441.

It is an arithmetic number, because the mean of its divisors is an integer number (27802320).

Almost surely, 2^1214734680 is an apocalyptic number.

1214734680 is a gapful number since it is divisible by the number (10) 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 1214734680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2001767040).

1214734680 is an abundant number, since it is smaller than the sum of its proper divisors (2788799400).

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

1214734680 is a wasteful number, since it uses less digits than its factorization.

1214734680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 1214734680 is about 34853.0440564379. The cubic root of 1214734680 is about 1066.9903136818.

The spelling of 1214734680 in words is "one billion, two hundred fourteen million, seven hundred thirty-four thousand, six hundred eighty".