481140040 has 32 divisors (see below), whose sum is σ = 1139544000. Its totient is φ = 182326464.

The previous prime is 481140031. The next prime is 481140041. The reversal of 481140040 is 40041184.

It is a junction number, because it is equal to n+sod(n) for n = 481139993 and 481140020.

It is not an unprimeable number, because it can be changed into a prime (481140041) 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, 315780 + ... + 317299.

It is an arithmetic number, because the mean of its divisors is an integer number (35610750).

Almost surely, 2^481140040 is an apocalyptic number.

481140040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

481140040 is an abundant number, since it is smaller than the sum of its proper divisors (658403960).

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

481140040 is a wasteful number, since it uses less digits than its factorization.

481140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633109 (or 633105 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 481140040 is about 21934.9046043059. The cubic root of 481140040 is about 783.5929139205.

The spelling of 481140040 in words is "four hundred eighty-one million, one hundred forty thousand, forty".