3531402 has 24 divisors (see below), whose sum is σ = 8744736. Its totient is φ = 1008936.

The previous prime is 3531389. The next prime is 3531403. The reversal of 3531402 is 2041353.

3531402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3531403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13888 + ... + 14139.

It is an arithmetic number, because the mean of its divisors is an integer number (364364).

Almost surely, 2^3531402 is an apocalyptic number.

3531402 is an abundant number, since it is smaller than the sum of its proper divisors (5213334).

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

3531402 is a wasteful number, since it uses less digits than its factorization.

3531402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28042 (or 28039 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3531402 is about 1879.2024904198. The cubic root of 3531402 is about 152.2821686174.

Adding to 3531402 its reverse (2041353), we get a palindrome (5572755).

The spelling of 3531402 in words is "three million, five hundred thirty-one thousand, four hundred two".