2140322824 has 8 divisors (see below), whose sum is σ = 4013105310. Its totient is φ = 1070161408.

The previous prime is 2140322813. The next prime is 2140322827. The reversal of 2140322824 is 4282230412.

It can be written as a sum of positive squares in only one way, i.e., 2105157924 + 35164900 = 45882^2 + 5930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2140322792 and 2140322801.

It is not an unprimeable number, because it can be changed into a prime (2140322827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133770169 + ... + 133770184.

Almost surely, 2^2140322824 is an apocalyptic number.

It is an amenable number.

2140322824 is a deficient number, since it is larger than the sum of its proper divisors (1872782486).

2140322824 is a wasteful number, since it uses less digits than its factorization.

2140322824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267540359 (or 267540355 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 2140322824 is about 46263.6231179531. The cubic root of 2140322824 is about 1288.7235383447.

The spelling of 2140322824 in words is "two billion, one hundred forty million, three hundred twenty-two thousand, eight hundred twenty-four".