3634740 has 96 divisors (see below), whose sum is σ = 11612160. Its totient is φ = 943488.

The previous prime is 3634727. The next prime is 3634777. The reversal of 3634740 is 474363.

3634740 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3634740² = 26422669735200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28557 + ... + 28683.

It is an arithmetic number, because the mean of its divisors is an integer number (120960).

Almost surely, 2^3634740 is an apocalyptic number.

3634740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3634740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5806080).

3634740 is an abundant number, since it is smaller than the sum of its proper divisors (7977420).

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

3634740 is a wasteful number, since it uses less digits than its factorization.

3634740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 3634740 is about 1906.4994099134. The cubic root of 3634740 is about 153.7533015353.

The spelling of 3634740 in words is "three million, six hundred thirty-four thousand, seven hundred forty".