4065970490 has 32 divisors (see below), whose sum is σ = 7443311616. Its totient is φ = 1598840320.

The previous prime is 4065970487. The next prime is 4065970523. The reversal of 4065970490 is 940795604.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242519 + ... + 258741.

It is an arithmetic number, because the mean of its divisors is an integer number (232603488).

Almost surely, 2^4065970490 is an apocalyptic number.

4065970490 is a deficient number, since it is larger than the sum of its proper divisors (3377341126).

4065970490 is a wasteful number, since it uses less digits than its factorization.

4065970490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16654.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 4065970490 is about 63764.9628714704. The cubic root of 4065970490 is about 1596.0803129268.

The spelling of 4065970490 in words is "four billion, sixty-five million, nine hundred seventy thousand, four hundred ninety".