3651936 has 48 divisors (see below), whose sum is σ = 9702000. Its totient is φ = 1202688.

The previous prime is 3651929. The next prime is 3651943. The reversal of 3651936 is 6391563.

It is an interprime number because it is at equal distance from previous prime (3651929) and next prime (3651943).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 3651897 and 3651906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10290 + ... + 10638.

It is an arithmetic number, because the mean of its divisors is an integer number (202125).

Almost surely, 2^3651936 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 3651936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4851000).

3651936 is an abundant number, since it is smaller than the sum of its proper divisors (6050064).

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

3651936 is a wasteful number, since it uses less digits than its factorization.

3651936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 463 counting only the distinct ones).

The product of its digits is 14580, while the sum is 33.

The square root of 3651936 is about 1911.0039246428. The cubic root of 3651936 is about 153.9953897535.

The spelling of 3651936 in words is "three million, six hundred fifty-one thousand, nine hundred thirty-six".