3400346 has 4 divisors (see below), whose sum is σ = 5100522. Its totient is φ = 1700172.

The previous prime is 3400333. The next prime is 3400361. The reversal of 3400346 is 6430043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6430043 = 283 ⋅22721.

It can be written as a sum of positive squares in only one way, i.e., 2686321 + 714025 = 1639^2 + 845^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850085 + ... + 850088.

Almost surely, 2^3400346 is an apocalyptic number.

3400346 is a deficient number, since it is larger than the sum of its proper divisors (1700176).

3400346 is a wasteful number, since it uses less digits than its factorization.

3400346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700175.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3400346 is about 1844.0027114948. The cubic root of 3400346 is about 150.3745602154.

Adding to 3400346 its reverse (6430043), we get a palindrome (9830389).

The spelling of 3400346 in words is "three million, four hundred thousand, three hundred forty-six".