2129474232 has 32 divisors (see below), whose sum is σ = 5915206800. Its totient is φ = 709824672.

The previous prime is 2129474201. The next prime is 2129474233. The reversal of 2129474232 is 2324749212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2129474233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4929123 + ... + 4929554.

Almost surely, 2^2129474232 is an apocalyptic number.

It is an amenable number.

2129474232 is an abundant number, since it is smaller than the sum of its proper divisors (3785732568).

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

2129474232 is a wasteful number, since it uses less digits than its factorization.

2129474232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9858692 (or 9858682 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2129474232 is about 46146.2266279704. The cubic root of 2129474232 is about 1286.5424773273.

The spelling of 2129474232 in words is "two billion, one hundred twenty-nine million, four hundred seventy-four thousand, two hundred thirty-two".