3403564021 has 32 divisors (see below), whose sum is σ = 4089472128. Its totient is φ = 2791895040.

The previous prime is 3403564013. The next prime is 3403564027. The reversal of 3403564021 is 1204653043.

It is not a de Polignac number, because 3403564021 - 2³ = 3403564013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3403564027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1311301 + ... + 1313893.

It is an arithmetic number, because the mean of its divisors is an integer number (127796004).

Almost surely, 2^3403564021 is an apocalyptic number.

It is an amenable number.

3403564021 is a deficient number, since it is larger than the sum of its proper divisors (685908107).

3403564021 is a wasteful number, since it uses less digits than its factorization.

3403564021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3403564021 is about 58340.0721717072. The cubic root of 3403564021 is about 1504.2198244040.

The spelling of 3403564021 in words is "three billion, four hundred three million, five hundred sixty-four thousand, twenty-one".