1234734912 has 168 divisors, whose sum is σ = 3748430400. Its totient is φ = 387514368.

The previous prime is 1234734901. The next prime is 1234734961. The reversal of 1234734912 is 2194374321.

It is a happy number.

1234734912 is a `hidden beast` number, since 123 + 47 + 3 + 491 + 2 = 666.

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 23 ways as a sum of consecutive naturals, for example, 2812389 + ... + 2812827.

Almost surely, 2^1234734912 is an apocalyptic number.

1234734912 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 1234734912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1874215200).

1234734912 is an abundant number, since it is smaller than the sum of its proper divisors (2513695488).

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

1234734912 is a wasteful number, since it uses less digits than its factorization.

1234734912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 720 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 1234734912 is about 35138.7949708011. The cubic root of 1234734912 is about 1072.8143548503.

The spelling of 1234734912 in words is "one billion, two hundred thirty-four million, seven hundred thirty-four thousand, nine hundred twelve".