1234539416 has 32 divisors (see below), whose sum is σ = 2534561280. Its totient is φ = 559072800.

The previous prime is 1234539413. The next prime is 1234539431. The reversal of 1234539416 is 6149354321.

It is a self number, because there is not a number n which added to its sum of digits gives 1234539416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234539413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2036 + ... + 49731.

It is an arithmetic number, because the mean of its divisors is an integer number (79205040).

Almost surely, 2^1234539416 is an apocalyptic number.

It is an amenable number.

1234539416 is an abundant number, since it is smaller than the sum of its proper divisors (1300021864).

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

1234539416 is a wasteful number, since it uses less digits than its factorization.

1234539416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52055 (or 52051 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 1234539416 is about 35136.0130919830. The cubic root of 1234539416 is about 1072.7577321742.

The spelling of 1234539416 in words is "one billion, two hundred thirty-four million, five hundred thirty-nine thousand, four hundred sixteen".