234434098428 has 72 divisors (see below), whose sum is σ = 592047196272. Its totient is φ = 72160198656.

The previous prime is 234434098403. The next prime is 234434098429. The reversal of 234434098428 is 824890434432.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234434098429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453925 + ... + 821532.

It is an arithmetic number, because the mean of its divisors is an integer number (8222877726).

Almost surely, 2^234434098428 is an apocalyptic number.

It is an amenable number.

234434098428 is an abundant number, since it is smaller than the sum of its proper divisors (357613097844).

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

234434098428 is a wasteful number, since it uses less digits than its factorization.

234434098428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275551 (or 1275532 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 51.

The spelling of 234434098428 in words is "two hundred thirty-four billion, four hundred thirty-four million, ninety-eight thousand, four hundred twenty-eight".