3421434 has 16 divisors (see below), whose sum is σ = 7140672. Its totient is φ = 1090848.

The previous prime is 3421433. The next prime is 3421447. The reversal of 3421434 is 4341243.

It is a self number, because there is not a number n which added to its sum of digits gives 3421434.

It is not an unprimeable number, because it can be changed into a prime (3421433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12259 + ... + 12534.

It is an arithmetic number, because the mean of its divisors is an integer number (446292).

Almost surely, 2^3421434 is an apocalyptic number.

3421434 is an abundant number, since it is smaller than the sum of its proper divisors (3719238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3421434 is a wasteful number, since it uses less digits than its factorization.

3421434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24821.

The product of its digits is 1152, while the sum is 21.

The square root of 3421434 is about 1849.7118694543. The cubic root of 3421434 is about 150.6847801945.

Adding to 3421434 its reverse (4341243), we get a palindrome (7762677).

The spelling of 3421434 in words is "three million, four hundred twenty-one thousand, four hundred thirty-four".