3634973 has 4 divisors (see below), whose sum is σ = 3670368. Its totient is φ = 3599580.

The previous prime is 3634963. The next prime is 3634993. The reversal of 3634973 is 3794363.

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: 3794363 = 43 ⋅88241.

It is a cyclic number.

It is not a de Polignac number, because 3634973 - 2⁸ = 3634717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634913) 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, 17543 + ... + 17748.

It is an arithmetic number, because the mean of its divisors is an integer number (917592).

Almost surely, 2^3634973 is an apocalyptic number.

It is an amenable number.

3634973 is a deficient number, since it is larger than the sum of its proper divisors (35395).

3634973 is a wasteful number, since it uses less digits than its factorization.

3634973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35394.

The product of its digits is 40824, while the sum is 35.

The square root of 3634973 is about 1906.5605156931. The cubic root of 3634973 is about 153.7565868463.

The spelling of 3634973 in words is "three million, six hundred thirty-four thousand, nine hundred seventy-three".