3399779989 has 4 divisors (see below), whose sum is σ = 3425732640. Its totient is φ = 3373827340.

The previous prime is 3399779987. The next prime is 3399780047. The reversal of 3399779989 is 9899779933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3399779989 - 2¹ = 3399779987 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3399779987) 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, 12976129 + ... + 12976390.

It is an arithmetic number, because the mean of its divisors is an integer number (856433160).

Almost surely, 2^3399779989 is an apocalyptic number.

It is an amenable number.

3399779989 is a deficient number, since it is larger than the sum of its proper divisors (25952651).

3399779989 is a wasteful number, since it uses less digits than its factorization.

3399779989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25952650.

The product of its digits is 208324872, while the sum is 73.

The square root of 3399779989 is about 58307.6323391715. The cubic root of 3399779989 is about 1503.6621612552.

The spelling of 3399779989 in words is "three billion, three hundred ninety-nine million, seven hundred seventy-nine thousand, nine hundred eighty-nine".