3529940 has 12 divisors (see below), whose sum is σ = 7412916. Its totient is φ = 1411968.

The previous prime is 3529937. The next prime is 3529943. The reversal of 3529940 is 499253.

It is an interprime number because it is at equal distance from previous prime (3529937) and next prime (3529943).

It can be written as a sum of positive squares in 2 ways, for example, as 2085136 + 1444804 = 1444^2 + 1202^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3529897 and 3529906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3529943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88229 + ... + 88268.

It is an arithmetic number, because the mean of its divisors is an integer number (617743).

Almost surely, 2^3529940 is an apocalyptic number.

It is an amenable number.

3529940 is an abundant number, since it is smaller than the sum of its proper divisors (3882976).

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

3529940 is a wasteful number, since it uses less digits than its factorization.

3529940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176506 (or 176504 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3529940 is about 1878.8134553489. The cubic root of 3529940 is about 152.2611507836.

The spelling of 3529940 in words is "three million, five hundred twenty-nine thousand, nine hundred forty".