3521403396 has 72 divisors (see below), whose sum is σ = 10549739200. Its totient is φ = 1006113312.

The previous prime is 3521403383. The next prime is 3521403407. The reversal of 3521403396 is 6933041253.

It is a happy number.

3521403396 is a `hidden beast` number, since 3 + 521 + 40 + 3 + 3 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3521403396.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 251971 + ... + 265578.

Almost surely, 2^3521403396 is an apocalyptic number.

3521403396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3521403396 is an abundant number, since it is smaller than the sum of its proper divisors (7028335804).

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

3521403396 is a wasteful number, since it uses less digits than its factorization.

3521403396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517575 (or 517561 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 3521403396 is about 59341.4138355331. The cubic root of 3521403396 is about 1521.3831183632.

The spelling of 3521403396 in words is "three billion, five hundred twenty-one million, four hundred three thousand, three hundred ninety-six".