485315140 has 12 divisors (see below), whose sum is σ = 1019161836. Its totient is φ = 194126048.

The previous prime is 485315113. The next prime is 485315177. The reversal of 485315140 is 41513584.

It can be written as a sum of positive squares in 2 ways, for example, as 238887936 + 246427204 = 15456^2 + 15698^2 .

It is a super-2 number, since 2×485315140² = 471061570226439200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12132859 + ... + 12132898.

It is an arithmetic number, because the mean of its divisors is an integer number (84930153).

Almost surely, 2^485315140 is an apocalyptic number.

It is an amenable number.

485315140 is an abundant number, since it is smaller than the sum of its proper divisors (533846696).

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

485315140 is a wasteful number, since it uses less digits than its factorization.

485315140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24265766 (or 24265764 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 485315140 is about 22029.8692687905. The cubic root of 485315140 is about 785.8529358152.

The spelling of 485315140 in words is "four hundred eighty-five million, three hundred fifteen thousand, one hundred forty".