1234000456 has 32 divisors (see below), whose sum is σ = 2498864760. Its totient is φ = 567908352.

The previous prime is 1234000441. The next prime is 1234000457. The reversal of 1234000456 is 6540004321.

It can be written as a sum of positive squares in 4 ways, for example, as 630512100 + 603488356 = 25110^2 + 24566^2 .

It is a super-3 number, since 3×1234000456³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1234000456.

It is not an unprimeable number, because it can be changed into a prime (1234000457) 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 7 ways as a sum of consecutive naturals, for example, 19906 + ... + 53518.

Almost surely, 2^1234000456 is an apocalyptic number.

It is an amenable number.

1234000456 is an abundant number, since it is smaller than the sum of its proper divisors (1264864304).

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

1234000456 is a wasteful number, since it uses less digits than its factorization.

1234000456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33985 (or 33981 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1234000456 is about 35128.3426309867. The cubic root of 1234000456 is about 1072.6015990022.

Adding to 1234000456 its reverse (6540004321), we get a palindrome (7774004777).

The spelling of 1234000456 in words is "one billion, two hundred thirty-four million, four hundred fifty-six", and thus it is an aban number.