512098140 has 48 divisors (see below), whose sum is σ = 1518223392. Its totient is φ = 128526336.

The previous prime is 512098129. The next prime is 512098177. The reversal of 512098140 is 41890215.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 512098098 and 512098107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250009 + ... + 252048.

It is an arithmetic number, because the mean of its divisors is an integer number (31629654).

Almost surely, 2^512098140 is an apocalyptic number.

It is an amenable number.

512098140 is an abundant number, since it is smaller than the sum of its proper divisors (1006125252).

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

512098140 is a wasteful number, since it uses less digits than its factorization.

512098140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502086 (or 502084 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 512098140 is about 22629.5855021695. The cubic root of 512098140 is about 800.0511113178.

The spelling of 512098140 in words is "five hundred twelve million, ninety-eight thousand, one hundred forty".