3453639 has 32 divisors (see below), whose sum is σ = 5598720. Its totient is φ = 1852032.

The previous prime is 3453629. The next prime is 3453641. The reversal of 3453639 is 9363543.

3453639 is nontrivially palindromic in base 9.

It is not a de Polignac number, because 3453639 - 2⁴ = 3453623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32224 + ... + 32330.

It is an arithmetic number, because the mean of its divisors is an integer number (174960).

Almost surely, 2^3453639 is an apocalyptic number.

3453639 is a deficient number, since it is larger than the sum of its proper divisors (2145081).

3453639 is a wasteful number, since it uses less digits than its factorization.

3453639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199.

The product of its digits is 29160, while the sum is 33.

The square root of 3453639 is about 1858.3968897951. The cubic root of 3453639 is about 151.1560890516.

The spelling of 3453639 in words is "three million, four hundred fifty-three thousand, six hundred thirty-nine".