3479951779 has 4 divisors (see below), whose sum is σ = 3592208320. Its totient is φ = 3367695240.

The previous prime is 3479951777. The next prime is 3479951791. The reversal of 3479951779 is 9771599743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9771599743 = 283 ⋅34528621.

It is a cyclic number.

It is not a de Polignac number, because 3479951779 - 2¹ = 3479951777 is a prime.

It is a super-2 number, since 2×3479951779² = 24220128768330529682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3479951771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56128224 + ... + 56128285.

It is an arithmetic number, because the mean of its divisors is an integer number (898052080).

Almost surely, 2^3479951779 is an apocalyptic number.

3479951779 is a deficient number, since it is larger than the sum of its proper divisors (112256541).

3479951779 is a wasteful number, since it uses less digits than its factorization.

3479951779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112256540.

The product of its digits is 15002820, while the sum is 61.

The square root of 3479951779 is about 58991.1161023421. The cubic root of 3479951779 is about 1515.3899708815.

The spelling of 3479951779 in words is "three billion, four hundred seventy-nine million, nine hundred fifty-one thousand, seven hundred seventy-nine".