4766640 has 40 divisors (see below), whose sum is σ = 14777328. Its totient is φ = 1271040.

The previous prime is 4766633. The next prime is 4766651. The reversal of 4766640 is 466674.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 9691 + ... + 10170.

Almost surely, 2^4766640 is an apocalyptic number.

4766640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4766640 is an abundant number, since it is smaller than the sum of its proper divisors (10010688).

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

4766640 is a wasteful number, since it uses less digits than its factorization.

4766640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19877 (or 19871 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 4766640 is about 2183.2636121183. The cubic root of 4766640 is about 168.2948337490.

The spelling of 4766640 in words is "four million, seven hundred sixty-six thousand, six hundred forty".