3521124 has 24 divisors (see below), whose sum is σ = 9129120. Its totient is φ = 1173672.

The previous prime is 3521117. The next prime is 3521131. The reversal of 3521124 is 4211253.

It is an interprime number because it is at equal distance from previous prime (3521117) and next prime (3521131).

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

It is a junction number, because it is equal to n+sod(n) for n = 3521097 and 3521106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16194 + ... + 16409.

It is an arithmetic number, because the mean of its divisors is an integer number (380380).

Almost surely, 2^3521124 is an apocalyptic number.

It is an amenable number.

3521124 is an abundant number, since it is smaller than the sum of its proper divisors (5607996).

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

3521124 is a wasteful number, since it uses less digits than its factorization.

3521124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32616 (or 32608 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 3521124 is about 1876.4658270270. The cubic root of 3521124 is about 152.1342880656.

Adding to 3521124 its reverse (4211253), we get a palindrome (7732377).

The spelling of 3521124 in words is "three million, five hundred twenty-one thousand, one hundred twenty-four".