3480779 has 4 divisors (see below), whose sum is σ = 3484776. Its totient is φ = 3476784.

The previous prime is 3480769. The next prime is 3480791. The reversal of 3480779 is 9770843.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9770843 = 83 ⋅117721.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3480779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3480749) 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, 74 + ... + 2639.

It is an arithmetic number, because the mean of its divisors is an integer number (871194).

Almost surely, 2^3480779 is an apocalyptic number.

3480779 is a deficient number, since it is larger than the sum of its proper divisors (3997).

3480779 is a wasteful number, since it uses less digits than its factorization.

3480779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3996.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 3480779 is about 1865.6845928506. The cubic root of 3480779 is about 151.5510036060.

Subtracting 3480779 from its reverse (9770843), we obtain a square (6290064 = 2508²).

The spelling of 3480779 in words is "three million, four hundred eighty thousand, seven hundred seventy-nine".