485234140 has 12 divisors (see below), whose sum is σ = 1018991736. Its totient is φ = 194093648.

The previous prime is 485234137. The next prime is 485234143. The reversal of 485234140 is 41432584.

It is an interprime number because it is at equal distance from previous prime (485234137) and next prime (485234143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485234143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12130834 + ... + 12130873.

It is an arithmetic number, because the mean of its divisors is an integer number (84915978).

Almost surely, 2^485234140 is an apocalyptic number.

It is an amenable number.

485234140 is an abundant number, since it is smaller than the sum of its proper divisors (533757596).

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

485234140 is a wasteful number, since it uses less digits than its factorization.

485234140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24261716 (or 24261714 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 485234140 is about 22028.0307789870. The cubic root of 485234140 is about 785.8092132768.

The spelling of 485234140 in words is "four hundred eighty-five million, two hundred thirty-four thousand, one hundred forty".