646214114 has 32 divisors (see below), whose sum is σ = 1212589056. Its totient is φ = 251449920.

The previous prime is 646214113. The next prime is 646214119. The reversal of 646214114 is 411412646.

It is a super-2 number, since 2×646214114² = 835185362265609992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (646214113) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 18002 + ... + 40205.

It is an arithmetic number, because the mean of its divisors is an integer number (37893408).

Almost surely, 2^646214114 is an apocalyptic number.

646214114 is a deficient number, since it is larger than the sum of its proper divisors (566374942).

646214114 is a wasteful number, since it uses less digits than its factorization.

646214114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58290.

The product of its digits is 4608, while the sum is 29.

The square root of 646214114 is about 25420.7418066429. The cubic root of 646214114 is about 864.5540436824.

The spelling of 646214114 in words is "six hundred forty-six million, two hundred fourteen thousand, one hundred fourteen".