4646224640 has 36 divisors (see below), whose sum is σ = 11129163024. Its totient is φ = 1858489344.

The previous prime is 4646224633. The next prime is 4646224657. The reversal of 4646224640 is 464226464.

It is a junction number, because it is equal to n+sod(n) for n = 4646224594 and 4646224603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1813652 + ... + 1816211.

Almost surely, 2^4646224640 is an apocalyptic number.

4646224640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4646224640 is an abundant number, since it is smaller than the sum of its proper divisors (6482938384).

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

4646224640 is an equidigital number, since it uses as much as digits as its factorization.

4646224640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3629884 (or 3629870 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The square root of 4646224640 is about 68163.2205811903. The cubic root of 4646224640 is about 1668.6556932308.

The spelling of 4646224640 in words is "four billion, six hundred forty-six million, two hundred twenty-four thousand, six hundred forty".