4021564314 has 16 divisors (see below), whose sum is σ = 8043789600. Its totient is φ = 1340411280.

The previous prime is 4021564307. The next prime is 4021564333. The reversal of 4021564314 is 4134651204.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 90429 + ... + 127359.

It is an arithmetic number, because the mean of its divisors is an integer number (502736850).

Almost surely, 2^4021564314 is an apocalyptic number.

4021564314 is an abundant number, since it is smaller than the sum of its proper divisors (4022225286).

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

4021564314 is a wasteful number, since it uses less digits than its factorization.

4021564314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55085.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 4021564314 is about 63415.8049227478. The cubic root of 4021564314 is about 1590.2485422948.

The spelling of 4021564314 in words is "four billion, twenty-one million, five hundred sixty-four thousand, three hundred fourteen".