3527020 has 72 divisors (see below), whose sum is σ = 8905680. Its totient is φ = 1169280.

The previous prime is 3526997. The next prime is 3527023. The reversal of 3527020 is 207253.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3527023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57790 + ... + 57850.

It is an arithmetic number, because the mean of its divisors is an integer number (123690).

Almost surely, 2^3527020 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 3527020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4452840).

3527020 is an abundant number, since it is smaller than the sum of its proper divisors (5378660).

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

3527020 is a wasteful number, since it uses less digits than its factorization.

3527020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 3527020 is about 1878.0362083836. The cubic root of 3527020 is about 152.2191552435.

The spelling of 3527020 in words is "three million, five hundred twenty-seven thousand, twenty".