3542020 has 12 divisors (see below), whose sum is σ = 7438284. Its totient is φ = 1416800.

The previous prime is 3542009. The next prime is 3542051. The reversal of 3542020 is 202453.

It can be written as a sum of positive squares in 2 ways, for example, as 937024 + 2604996 = 968^2 + 1614^2 .

It is a super-3 number, since 3×3542020³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3541985 and 3542003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88531 + ... + 88570.

It is an arithmetic number, because the mean of its divisors is an integer number (619857).

Almost surely, 2^3542020 is an apocalyptic number.

It is an amenable number.

3542020 is an abundant number, since it is smaller than the sum of its proper divisors (3896264).

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

3542020 is a wasteful number, since it uses less digits than its factorization.

3542020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177110 (or 177108 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 3542020 is about 1882.0255046093. The cubic root of 3542020 is about 152.4346400914.

Adding to 3542020 its reverse (202453), we get a palindrome (3744473).

The spelling of 3542020 in words is "three million, five hundred forty-two thousand, twenty".