4099947092 has 6 divisors (see below), whose sum is σ = 7174907418. Its totient is φ = 2049973544.

The previous prime is 4099947083. The next prime is 4099947113. The reversal of 4099947092 is 2907499904.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3959429776 + 140517316 = 62924^2 + 11854^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512493383 + ... + 512493390.

It is an arithmetic number, because the mean of its divisors is an integer number (1195817903).

Almost surely, 2^4099947092 is an apocalyptic number.

It is an amenable number.

4099947092 is a deficient number, since it is larger than the sum of its proper divisors (3074960326).

4099947092 is a wasteful number, since it uses less digits than its factorization.

4099947092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024986777 (or 1024986775 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 4099947092 is about 64030.8292309259. The cubic root of 4099947092 is about 1600.5137792725.

The spelling of 4099947092 in words is "four billion, ninety-nine million, nine hundred forty-seven thousand, ninety-two".