2147433645 has 32 divisors (see below), whose sum is σ = 3938054400. Its totient is φ = 978854400.

The previous prime is 2147433583. The next prime is 2147433649. The reversal of 2147433645 is 5463347412.

It is not a de Polignac number, because 2147433645 - 2⁷ = 2147433517 is a prime.

It is a super-3 number, since 3×2147433645³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2147433649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7345 + ... + 65945.

It is an arithmetic number, because the mean of its divisors is an integer number (123064200).

Almost surely, 2^2147433645 is an apocalyptic number.

It is an amenable number.

2147433645 is a deficient number, since it is larger than the sum of its proper divisors (1790620755).

2147433645 is a wasteful number, since it uses less digits than its factorization.

2147433645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58965.

The product of its digits is 241920, while the sum is 39.

The square root of 2147433645 is about 46340.4104966713. The cubic root of 2147433645 is about 1290.1491414610.

The spelling of 2147433645 in words is "two billion, one hundred forty-seven million, four hundred thirty-three thousand, six hundred forty-five".