514885140 has 576 divisors, whose sum is σ = 2137363200. Its totient is φ = 101606400.

The previous prime is 514885121. The next prime is 514885183. The reversal of 514885140 is 41588415.

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

It is a junction number, because it is equal to n+sod(n) for n = 514885095 and 514885104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 8440710 + ... + 8440770.

It is an arithmetic number, because the mean of its divisors is an integer number (3710700).

Almost surely, 2^514885140 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 514885140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1068681600).

514885140 is an abundant number, since it is smaller than the sum of its proper divisors (1622478060).

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

514885140 is a wasteful number, since it uses less digits than its factorization.

514885140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 514885140 is about 22691.0806265369. The cubic root of 514885140 is about 801.4998633385.

The spelling of 514885140 in words is "five hundred fourteen million, eight hundred eighty-five thousand, one hundred forty".