2215454232 has 16 divisors (see below), whose sum is σ = 5538635640. Its totient is φ = 738484736.

The previous prime is 2215454209. The next prime is 2215454233. The reversal of 2215454232 is 2324545122.

It is a self number, because there is not a number n which added to its sum of digits gives 2215454232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215454233) 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, 46155273 + ... + 46155320.

Almost surely, 2^2215454232 is an apocalyptic number.

It is an amenable number.

2215454232 is an abundant number, since it is smaller than the sum of its proper divisors (3323181408).

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

2215454232 is a wasteful number, since it uses less digits than its factorization.

2215454232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92310602 (or 92310598 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 2215454232 is about 47068.6119616884. The cubic root of 2215454232 is about 1303.6297438894.

Adding to 2215454232 its reverse (2324545122), we get a palindrome (4539999354).

The spelling of 2215454232 in words is "two billion, two hundred fifteen million, four hundred fifty-four thousand, two hundred thirty-two".