3599279973 has 24 divisors (see below), whose sum is σ = 5230024800. Its totient is φ = 2385228384.

The previous prime is 3599279951. The next prime is 3599280023. The reversal of 3599279973 is 3799729953.

It is a happy number.

3599279973 is a `hidden beast` number, since 359 + 9 + 279 + 9 + 7 + 3 = 666.

3599279973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3599279973 - 2²⁹ = 3062409061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3599279973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3599279923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1156143 + ... + 1159251.

It is an arithmetic number, because the mean of its divisors is an integer number (217917700).

Almost surely, 2^3599279973 is an apocalyptic number.

It is an amenable number.

3599279973 is a deficient number, since it is larger than the sum of its proper divisors (1630744827).

3599279973 is a wasteful number, since it uses less digits than its factorization.

3599279973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841 (or 3838 counting only the distinct ones).

The product of its digits is 28934010, while the sum is 63.

The square root of 3599279973 is about 59993.9994749475. Note that the first 3 decimals coincide. The cubic root of 3599279973 is about 1532.5166795517.

Adding to 3599279973 its sum of digits (63), we get a square (3599280036 = 59994²).

The spelling of 3599279973 in words is "three billion, five hundred ninety-nine million, two hundred seventy-nine thousand, nine hundred seventy-three".