3268533420 has 36 divisors (see below), whose sum is σ = 9914551920. Its totient is φ = 871608864.

The previous prime is 3268533403. The next prime is 3268533449. The reversal of 3268533420 is 243358623.

It is a happy number.

3268533420 is a `hidden beast` number, since 3 + 268 + 53 + 342 + 0 = 666.

3268533420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9079080 + ... + 9079439.

It is an arithmetic number, because the mean of its divisors is an integer number (275404220).

Almost surely, 2^3268533420 is an apocalyptic number.

3268533420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3268533420 is an abundant number, since it is smaller than the sum of its proper divisors (6646018500).

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

3268533420 is a wasteful number, since it uses less digits than its factorization.

3268533420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158534 (or 18158529 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 3268533420 is about 57171.0890223372. The cubic root of 3268533420 is about 1484.0583493839.

The spelling of 3268533420 in words is "three billion, two hundred sixty-eight million, five hundred thirty-three thousand, four hundred twenty".