4636213646 has 16 divisors (see below), whose sum is σ = 7118985984. Its totient is φ = 2263262904.

The previous prime is 4636213639. The next prime is 4636213657. The reversal of 4636213646 is 6463126364.

It is a super-2 number, since 2×4636213646² = 42988953942713226632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 228221 + ... + 247703.

It is an arithmetic number, because the mean of its divisors is an integer number (444936624).

Almost surely, 2^4636213646 is an apocalyptic number.

4636213646 is a deficient number, since it is larger than the sum of its proper divisors (2482772338).

4636213646 is a wasteful number, since it uses less digits than its factorization.

4636213646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22295.

The product of its digits is 373248, while the sum is 41.

The square root of 4636213646 is about 68089.7469961521. The cubic root of 4636213646 is about 1667.4563743890.

The spelling of 4636213646 in words is "four billion, six hundred thirty-six million, two hundred thirteen thousand, six hundred forty-six".