2154226204 has 24 divisors (see below), whose sum is σ = 4115510000. Its totient is φ = 980636544.

The previous prime is 2154226201. The next prime is 2154226219. The reversal of 2154226204 is 4026224512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154226201) 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, 279954 + ... + 287545.

Almost surely, 2^2154226204 is an apocalyptic number.

It is an amenable number.

2154226204 is a deficient number, since it is larger than the sum of its proper divisors (1961283796).

2154226204 is a wasteful number, since it uses less digits than its factorization.

2154226204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567589 (or 567587 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2154226204 is about 46413.6424340947. The cubic root of 2154226204 is about 1291.5080023068.

The spelling of 2154226204 in words is "two billion, one hundred fifty-four million, two hundred twenty-six thousand, two hundred four".