3634000 has 80 divisors (see below), whose sum is σ = 9285120. Its totient is φ = 1372800.

The previous prime is 3633991. The next prime is 3634009. The reversal of 3634000 is 4363.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3633991) and next prime (3634009).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45961 + ... + 46039.

It is an arithmetic number, because the mean of its divisors is an integer number (116064).

Almost surely, 2^3634000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3634000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4642560).

3634000 is an abundant number, since it is smaller than the sum of its proper divisors (5651120).

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

3634000 is a wasteful number, since it uses less digits than its factorization.

3634000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3634000 is about 1906.3053270659. The cubic root of 3634000 is about 153.7428665693.

Adding to 3634000 its reverse (4363), we get a palindrome (3638363).

The spelling of 3634000 in words is "three million, six hundred thirty-four thousand".