2172343376 has 40 divisors (see below), whose sum is σ = 5019333504. Its totient is φ = 890524800.

The previous prime is 2172343373. The next prime is 2172343379. The reversal of 2172343376 is 6733432712.

It is an interprime number because it is at equal distance from previous prime (2172343373) and next prime (2172343379).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2172343373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419075 + ... + 424226.

Almost surely, 2^2172343376 is an apocalyptic number.

It is an amenable number.

2172343376 is an abundant number, since it is smaller than the sum of its proper divisors (2846990128).

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

2172343376 is a wasteful number, since it uses less digits than its factorization.

2172343376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843339 (or 843333 counting only the distinct ones).

The product of its digits is 127008, while the sum is 38.

The square root of 2172343376 is about 46608.4045639840. The cubic root of 2172343376 is about 1295.1184531114.

The spelling of 2172343376 in words is "two billion, one hundred seventy-two million, three hundred forty-three thousand, three hundred seventy-six".