3508428 has 48 divisors (see below), whose sum is σ = 10209024. Its totient is φ = 911040.

The previous prime is 3508399. The next prime is 3508429. The reversal of 3508428 is 8248053.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 3508395 and 3508404.

It is not an unprimeable number, because it can be changed into a prime (3508429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 975 + ... + 2822.

It is an arithmetic number, because the mean of its divisors is an integer number (212688).

Almost surely, 2^3508428 is an apocalyptic number.

It is an amenable number.

3508428 is an abundant number, since it is smaller than the sum of its proper divisors (6700596).

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

3508428 is a wasteful number, since it uses less digits than its factorization.

3508428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822 (or 3820 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 3508428 is about 1873.0798167724. The cubic root of 3508428 is about 151.9512193421.

It can be divided in two parts, 350 and 8428, that added together give a palindrome (8778).

The spelling of 3508428 in words is "three million, five hundred eight thousand, four hundred twenty-eight".