7229409979 has 8 divisors (see below), whose sum is σ = 8229526272. Its totient is φ = 6286443240.

The previous prime is 7229409977. The next prime is 7229409989. The reversal of 7229409979 is 9799049227.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7229409979 - 2¹ = 7229409977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7229409977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14287119 + ... + 14287624.

It is an arithmetic number, because the mean of its divisors is an integer number (1028690784).

Almost surely, 2^7229409979 is an apocalyptic number.

7229409979 is a deficient number, since it is larger than the sum of its proper divisors (1000116293).

7229409979 is a wasteful number, since it uses less digits than its factorization.

7229409979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28574777.

The product of its (nonzero) digits is 5143824, while the sum is 58.

The square root of 7229409979 is about 85025.9370956886. The cubic root of 7229409979 is about 1933.6043662598.

The spelling of 7229409979 in words is "seven billion, two hundred twenty-nine million, four hundred nine thousand, nine hundred seventy-nine".