3525550 has 36 divisors (see below), whose sum is σ = 7633440. Its totient is φ = 1207920.

The previous prime is 3525541. The next prime is 3525551. The reversal of 3525550 is 555253.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525551) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1731 + ... + 3169.

It is an arithmetic number, because the mean of its divisors is an integer number (212040).

Almost surely, 2^3525550 is an apocalyptic number.

3525550 is an abundant number, since it is smaller than the sum of its proper divisors (4107890).

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

3525550 is a wasteful number, since it uses less digits than its factorization.

3525550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465 (or 1453 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 3525550 is about 1877.6448013402. The cubic root of 3525550 is about 152.1980048813.

The spelling of 3525550 in words is "three million, five hundred twenty-five thousand, five hundred fifty".