481368140 has 24 divisors (see below), whose sum is σ = 1102771152. Its totient is φ = 175042880.

The previous prime is 481368119. The next prime is 481368149. The reversal of 481368140 is 41863184.

It is a self number, because there is not a number n which added to its sum of digits gives 481368140.

It is not an unprimeable number, because it can be changed into a prime (481368149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093799 + ... + 1094238.

It is an arithmetic number, because the mean of its divisors is an integer number (45948798).

Almost surely, 2^481368140 is an apocalyptic number.

It is an amenable number.

481368140 is an abundant number, since it is smaller than the sum of its proper divisors (621403012).

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

481368140 is a wasteful number, since it uses less digits than its factorization.

481368140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188057 (or 2188055 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 481368140 is about 21940.1034637488. The cubic root of 481368140 is about 783.7167235468.

The spelling of 481368140 in words is "four hundred eighty-one million, three hundred sixty-eight thousand, one hundred forty".