3528540 has 36 divisors (see below), whose sum is σ = 10703784. Its totient is φ = 940896.

The previous prime is 3528533. The next prime is 3528541. The reversal of 3528540 is 458253.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3528541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9622 + ... + 9981.

Almost surely, 2^3528540 is an apocalyptic number.

3528540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3528540 is an abundant number, since it is smaller than the sum of its proper divisors (7175244).

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

3528540 is a wasteful number, since it uses less digits than its factorization.

3528540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19618 (or 19613 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3528540 is about 1878.4408428268. The cubic root of 3528540 is about 152.2410188268.

The spelling of 3528540 in words is "three million, five hundred twenty-eight thousand, five hundred forty".