4345634 has 4 divisors (see below), whose sum is σ = 6518454. Its totient is φ = 2172816.

The previous prime is 4345633. The next prime is 4345639. The reversal of 4345634 is 4365434.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3433609 + 912025 = 1853^2 + 955^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4345597 and 4345606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086407 + ... + 1086410.

Almost surely, 2^4345634 is an apocalyptic number.

4345634 is a deficient number, since it is larger than the sum of its proper divisors (2172820).

4345634 is a wasteful number, since it uses less digits than its factorization.

4345634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172819.

The product of its digits is 17280, while the sum is 29.

The square root of 4345634 is about 2084.6184303128. The cubic root of 4345634 is about 163.1865579487.

The spelling of 4345634 in words is "four million, three hundred forty-five thousand, six hundred thirty-four".