4023979625 has 16 divisors (see below), whose sum is σ = 5024298240. Its totient is φ = 3217663600.

The previous prime is 4023979613. The next prime is 4023979639. The reversal of 4023979625 is 5269793204.

It is a de Polignac number, because none of the positive numbers 2^k-4023979625 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4023979625.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 311546 + ... + 324204.

It is an arithmetic number, because the mean of its divisors is an integer number (314018640).

Almost surely, 2^4023979625 is an apocalyptic number.

It is an amenable number.

4023979625 is a deficient number, since it is larger than the sum of its proper divisors (1000318615).

4023979625 is a wasteful number, since it uses less digits than its factorization.

4023979625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15217 (or 15207 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 4023979625 is about 63434.8455109650. The cubic root of 4023979625 is about 1590.5668409972.

The spelling of 4023979625 in words is "four billion, twenty-three million, nine hundred seventy-nine thousand, six hundred twenty-five".