464040423 has 24 divisors (see below), whose sum is σ = 835675776. Its totient is φ = 241059600.

The previous prime is 464040407. The next prime is 464040463. The reversal of 464040423 is 324040464.

It is not a de Polignac number, because 464040423 - 2⁴ = 464040407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464040463) 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 23 ways as a sum of consecutive naturals, for example, 334113 + ... + 335498.

It is an arithmetic number, because the mean of its divisors is an integer number (34819824).

Almost surely, 2^464040423 is an apocalyptic number.

464040423 is a deficient number, since it is larger than the sum of its proper divisors (371635353).

464040423 is a wasteful number, since it uses less digits than its factorization.

464040423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669635 (or 669632 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 464040423 is about 21541.5975034351. The cubic root of 464040423 is about 774.1978091461.

Adding to 464040423 its reverse (324040464), we get a palindrome (788080887).

The spelling of 464040423 in words is "four hundred sixty-four million, forty thousand, four hundred twenty-three".