3734656 has 32 divisors (see below), whose sum is σ = 7527600. Its totient is φ = 1845504.

The previous prime is 3734617. The next prime is 3734657. The reversal of 3734656 is 6564373.

3734656 = T₂₆ + T₂₇ + ... + T₂₈₁.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (3734657) 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, 20775 + ... + 20953.

Almost surely, 2^3734656 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 3734656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3763800).

3734656 is an abundant number, since it is smaller than the sum of its proper divisors (3792944).

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

3734656 is a wasteful number, since it uses less digits than its factorization.

3734656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 344 counting only the distinct ones).

The product of its digits is 45360, while the sum is 34.

The square root of 3734656 is about 1932.5258083658. The cubic root of 3734656 is about 155.1494361799.

The spelling of 3734656 in words is "three million, seven hundred thirty-four thousand, six hundred fifty-six".