4640482642 has 4 divisors (see below), whose sum is σ = 6960723966. Its totient is φ = 2320241320.

The previous prime is 4640482633. The next prime is 4640482661. The reversal of 4640482642 is 2462840464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3335178001 + 1305304641 = 57751^2 + 36129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4640482595 and 4640482604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160120659 + ... + 1160120662.

Almost surely, 2^4640482642 is an apocalyptic number.

4640482642 is a deficient number, since it is larger than the sum of its proper divisors (2320241324).

4640482642 is a wasteful number, since it uses less digits than its factorization.

4640482642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320241323.

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 4640482642 is about 68121.0880858490. The cubic root of 4640482642 is about 1667.9680117872.

The spelling of 4640482642 in words is "four billion, six hundred forty million, four hundred eighty-two thousand, six hundred forty-two".