1872634368 has 160 divisors (see below), whose sum is σ = 5488845120. Its totient is φ = 562626560.

The previous prime is 1872634367. The next prime is 1872634397. The reversal of 1872634368 is 8634362781.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1872634367) 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 15 ways as a sum of consecutive naturals, for example, 2314348 + ... + 2315156.

It is an arithmetic number, because the mean of its divisors is an integer number (34305282).

Almost surely, 2^1872634368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1872634368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2744422560).

1872634368 is an abundant number, since it is smaller than the sum of its proper divisors (3616210752).

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

1872634368 is a wasteful number, since it uses less digits than its factorization.

1872634368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978 (or 962 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 1872634368 is about 43273.9456024061. The cubic root of 1872634368 is about 1232.5872277862.

The spelling of 1872634368 in words is "one billion, eight hundred seventy-two million, six hundred thirty-four thousand, three hundred sixty-eight".