3634939 has 8 divisors (see below), whose sum is σ = 4531968. Its totient is φ = 2832360.

The previous prime is 3634927. The next prime is 3634949. The reversal of 3634939 is 9394363.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3634939 - 2⁵ = 3634907 is a prime.

It is a d-powerful number, because it can be written as 3¹¹ + 6⁸ + 3¹¹ + 4³ + 9² + 3¹³ + 9⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 3634898 and 3634907.

It is not an unprimeable number, because it can be changed into a prime (3634949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23527 + ... + 23680.

It is an arithmetic number, because the mean of its divisors is an integer number (566496).

Almost surely, 2^3634939 is an apocalyptic number.

3634939 is a deficient number, since it is larger than the sum of its proper divisors (897029).

3634939 is a wasteful number, since it uses less digits than its factorization.

3634939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47225.

The product of its digits is 52488, while the sum is 37.

The square root of 3634939 is about 1906.5515990919. The cubic root of 3634939 is about 153.7561074534.

The spelling of 3634939 in words is "three million, six hundred thirty-four thousand, nine hundred thirty-nine".