481372164 has 216 divisors, whose sum is σ = 1534740480. Its totient is φ = 124540416.

The previous prime is 481372139. The next prime is 481372193. The reversal of 481372164 is 461273184.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3790269 + ... + 3790395.

It is an arithmetic number, because the mean of its divisors is an integer number (7105280).

Almost surely, 2^481372164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 481372164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767370240).

481372164 is an abundant number, since it is smaller than the sum of its proper divisors (1053368316).

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

481372164 is a wasteful number, since it uses less digits than its factorization.

481372164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 241 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 481372164 is about 21940.1951677737. The cubic root of 481372164 is about 783.7189073690.

The spelling of 481372164 in words is "four hundred eighty-one million, three hundred seventy-two thousand, one hundred sixty-four".