22834272402 has 18 divisors (see below), whose sum is σ = 49475645973. Its totient is φ = 7611210432.

The previous prime is 22834272353. The next prime is 22834272403. The reversal of 22834272402 is 20427243822.

22834272402 is a `hidden beast` number, since 228 + 3 + 4 + 27 + 2 + 402 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22407395481 + 426876921 = 149691^2 + 20661^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=106851.

It is a super-2 number, since 2×22834272402² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22834272403) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 623298 + ... + 658914.

Almost surely, 2^22834272402 is an apocalyptic number.

22834272402 is an abundant number, since it is smaller than the sum of its proper divisors (26641373571).

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

22834272402 is an frugal number, since it uses more digits than its factorization.

22834272402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71242 (or 35622 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The spelling of 22834272402 in words is "twenty-two billion, eight hundred thirty-four million, two hundred seventy-two thousand, four hundred two".