3648526 has 8 divisors (see below), whose sum is σ = 6254640. Its totient is φ = 1563648.

The previous prime is 3648521. The next prime is 3648527. The reversal of 3648526 is 6258463.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 3648491 and 3648500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648521) 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, 130291 + ... + 130318.

It is an arithmetic number, because the mean of its divisors is an integer number (781830).

Almost surely, 2^3648526 is an apocalyptic number.

3648526 is a deficient number, since it is larger than the sum of its proper divisors (2606114).

3648526 is a wasteful number, since it uses less digits than its factorization.

3648526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260618.

The product of its digits is 34560, while the sum is 34.

The square root of 3648526 is about 1910.1115150692. Note that the first 3 decimals coincide. The cubic root of 3648526 is about 153.9474436952.

The spelling of 3648526 in words is "three million, six hundred forty-eight thousand, five hundred twenty-six".