2152422404 has 24 divisors (see below), whose sum is σ = 4132937088. Its totient is φ = 972715040.

The previous prime is 2152422401. The next prime is 2152422421. The reversal of 2152422404 is 4042242512.

It is a super-2 number, since 2×2152422404² = 9265844410482278432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2152422401) 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, 133772 + ... + 148995.

It is an arithmetic number, because the mean of its divisors is an integer number (172205712).

Almost surely, 2^2152422404 is an apocalyptic number.

It is an amenable number.

2152422404 is a deficient number, since it is larger than the sum of its proper divisors (1980514684).

2152422404 is a wasteful number, since it uses less digits than its factorization.

2152422404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282955 (or 282953 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 2152422404 is about 46394.2065779770. The cubic root of 2152422404 is about 1291.1474284954.

Adding to 2152422404 its reverse (4042242512), we get a palindrome (6194664916).

It can be divided in two parts, 21 and 52422404, that added together give a palindrome (52422425).

The spelling of 2152422404 in words is "two billion, one hundred fifty-two million, four hundred twenty-two thousand, four hundred four".