464383878 has 48 divisors (see below), whose sum is σ = 1095669504. Its totient is φ = 130806480.

The previous prime is 464383877. The next prime is 464383891. The reversal of 464383878 is 878383464.

It is a super-2 number, since 2×464383878² = 431304772292637768, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 464383878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464383877) 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 23 ways as a sum of consecutive naturals, for example, 9751 + ... + 31997.

It is an arithmetic number, because the mean of its divisors is an integer number (22826448).

Almost surely, 2^464383878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 464383878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547834752).

464383878 is an abundant number, since it is smaller than the sum of its proper divisors (631285626).

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

464383878 is a wasteful number, since it uses less digits than its factorization.

464383878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22337 (or 22330 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 464383878 is about 21549.5679307034. The cubic root of 464383878 is about 774.3887670316.

The spelling of 464383878 in words is "four hundred sixty-four million, three hundred eighty-three thousand, eight hundred seventy-eight".