3526040 has 64 divisors (see below), whose sum is σ = 9288000. Its totient is φ = 1204224.

The previous prime is 3526027. The next prime is 3526049. The reversal of 3526040 is 406253.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3526049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13592 + ... + 13848.

It is an arithmetic number, because the mean of its divisors is an integer number (145125).

Almost surely, 2^3526040 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 3526040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4644000).

3526040 is an abundant number, since it is smaller than the sum of its proper divisors (5761960).

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

3526040 is a wasteful number, since it uses less digits than its factorization.

3526040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3526040 is about 1877.7752794198. The cubic root of 3526040 is about 152.2050556552.

The spelling of 3526040 in words is "three million, five hundred twenty-six thousand, forty".