2216413925 has 24 divisors (see below), whose sum is σ = 3006509952. Its totient is φ = 1607472000.

The previous prime is 2216413919. The next prime is 2216413939. The reversal of 2216413925 is 5293146122.

It is not a de Polignac number, because 2216413925 - 2¹⁰ = 2216412901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89945 + ... + 111905.

It is an arithmetic number, because the mean of its divisors is an integer number (125271248).

Almost surely, 2^2216413925 is an apocalyptic number.

2216413925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2216413925 is a deficient number, since it is larger than the sum of its proper divisors (790096027).

2216413925 is a wasteful number, since it uses less digits than its factorization.

2216413925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22349 (or 22344 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 2216413925 is about 47078.8054755003. The cubic root of 2216413925 is about 1303.8179526574.

It can be divided in two parts, 221 and 6413925, that added together give a palindrome (6414146).

The spelling of 2216413925 in words is "two billion, two hundred sixteen million, four hundred thirteen thousand, nine hundred twenty-five".