4642566 has 32 divisors (see below), whose sum is σ = 9635328. Its totient is φ = 1490400.

The previous prime is 4642549. The next prime is 4642601. The reversal of 4642566 is 6652464.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28401 + ... + 28563.

It is an arithmetic number, because the mean of its divisors is an integer number (301104).

Almost surely, 2^4642566 is an apocalyptic number.

4642566 is an abundant number, since it is smaller than the sum of its proper divisors (4992762).

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

4642566 is a wasteful number, since it uses less digits than its factorization.

4642566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316.

The product of its digits is 34560, while the sum is 33.

The square root of 4642566 is about 2154.6614583270. The cubic root of 4642566 is about 166.8217587450.

It can be divided in two parts, 46425 and 66, that multiplied together give a triangular number (3064050 = T₂₄₇₅).

The spelling of 4642566 in words is "four million, six hundred forty-two thousand, five hundred sixty-six".