576667640 has 16 divisors (see below), whose sum is σ = 1297502280. Its totient is φ = 230667040.

The previous prime is 576667601. The next prime is 576667643. The reversal of 576667640 is 46766675.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (576667643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7208306 + ... + 7208385.

Almost surely, 2^576667640 is an apocalyptic number.

It is an amenable number.

576667640 is an abundant number, since it is smaller than the sum of its proper divisors (720834640).

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

576667640 is a wasteful number, since it uses less digits than its factorization.

576667640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14416702 (or 14416698 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 47.

The square root of 576667640 is about 24013.9051384817. The cubic root of 576667640 is about 832.3548743468.

The spelling of 576667640 in words is "five hundred seventy-six million, six hundred sixty-seven thousand, six hundred forty".