481911000 has 64 divisors (see below), whose sum is σ = 1503571680. Its totient is φ = 128508800.

The previous prime is 481910993. The next prime is 481911047. The reversal of 481911000 is 119184.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77319 + ... + 83318.

Almost surely, 2^481911000 is an apocalyptic number.

481911000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

481911000 is an abundant number, since it is smaller than the sum of its proper divisors (1021660680).

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

481911000 is a wasteful number, since it uses less digits than its factorization.

481911000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160661 (or 160647 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 481911000 is about 21952.4713870671. The cubic root of 481911000 is about 784.0112234614.

The spelling of 481911000 in words is "four hundred eighty-one million, nine hundred eleven thousand".