4642730 has 16 divisors (see below), whose sum is σ = 8436960. Its totient is φ = 1839312.

The previous prime is 4642721. The next prime is 4642733. The reversal of 4642730 is 372464.

4642730 = 153² + 154² + ... + 259².

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4642730.

It is not an unprimeable number, because it can be changed into a prime (4642733) 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 7 ways as a sum of consecutive naturals, for example, 1100 + ... + 3239.

It is an arithmetic number, because the mean of its divisors is an integer number (527310).

Almost surely, 2^4642730 is an apocalyptic number.

4642730 is a deficient number, since it is larger than the sum of its proper divisors (3794230).

4642730 is a wasteful number, since it uses less digits than its factorization.

4642730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 4642730 is about 2154.6995150136. The cubic root of 4642730 is about 166.8237230644.

The spelling of 4642730 in words is "four million, six hundred forty-two thousand, seven hundred thirty".