3479969 has 4 divisors (see below), whose sum is σ = 3631296. Its totient is φ = 3328644.

The previous prime is 3479933. The next prime is 3479977. The reversal of 3479969 is 9699743.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9699743 = 569 ⋅17047.

It is a cyclic number.

It is not a de Polignac number, because 3479969 - 2¹² = 3475873 is a prime.

It is a super-2 number, since 2×3479969² = 24220368481922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3479909) 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, 75629 + ... + 75674.

It is an arithmetic number, because the mean of its divisors is an integer number (907824).

Almost surely, 2^3479969 is an apocalyptic number.

It is an amenable number.

3479969 is a deficient number, since it is larger than the sum of its proper divisors (151327).

3479969 is a wasteful number, since it uses less digits than its factorization.

3479969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151326.

The product of its digits is 367416, while the sum is 47.

The square root of 3479969 is about 1865.4675017271. The cubic root of 3479969 is about 151.5392470580.

The spelling of 3479969 in words is "three million, four hundred seventy-nine thousand, nine hundred sixty-nine".