2154226432 has 36 divisors (see below), whose sum is σ = 4416274576. Its totient is φ = 1047997440.

The previous prime is 2154226429. The next prime is 2154226433. The reversal of 2154226432 is 2346224512.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2154226394 and 2154226403.

It is not an unprimeable number, because it can be changed into a prime (2154226433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104244 + ... + 123187.

Almost surely, 2^2154226432 is an apocalyptic number.

It is an amenable number.

2154226432 is an abundant number, since it is smaller than the sum of its proper divisors (2262048144).

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

2154226432 is an equidigital number, since it uses as much as digits as its factorization.

2154226432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227484 (or 227470 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 2154226432 is about 46413.6448902691. The cubic root of 2154226432 is about 1291.5080478705.

It can be divided in two parts, 21542 and 26432, that added together give a palindrome (47974).

The spelling of 2154226432 in words is "two billion, one hundred fifty-four million, two hundred twenty-six thousand, four hundred thirty-two".