464040043 has 4 divisors (see below), whose sum is σ = 464240608. Its totient is φ = 463839480.

The previous prime is 464039999. The next prime is 464040053. The reversal of 464040043 is 340040464.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464040043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464040053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96771 + ... + 101452.

It is an arithmetic number, because the mean of its divisors is an integer number (116060152).

Almost surely, 2^464040043 is an apocalyptic number.

464040043 is a deficient number, since it is larger than the sum of its proper divisors (200565).

464040043 is a wasteful number, since it uses less digits than its factorization.

464040043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200564.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 464040043 is about 21541.5886832889. The cubic root of 464040043 is about 774.1975978173.

The spelling of 464040043 in words is "four hundred sixty-four million, forty thousand, forty-three".