462640071 has 4 divisors (see below), whose sum is σ = 616853432. Its totient is φ = 308426712.

The previous prime is 462640051. The next prime is 462640081. The reversal of 462640071 is 170046264.

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

It is not a de Polignac number, because 462640071 - 2⁵ = 462640039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (462640051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77106676 + ... + 77106681.

It is an arithmetic number, because the mean of its divisors is an integer number (154213358).

Almost surely, 2^462640071 is an apocalyptic number.

462640071 is a deficient number, since it is larger than the sum of its proper divisors (154213361).

462640071 is a wasteful number, since it uses less digits than its factorization.

462640071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154213360.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 462640071 is about 21509.0695056760. The cubic root of 462640071 is about 773.4182493003.

The spelling of 462640071 in words is "four hundred sixty-two million, six hundred forty thousand, seventy-one".