514285440 has 64 divisors (see below), whose sum is σ = 1639290960. Its totient is φ = 137142272.

The previous prime is 514285439. The next prime is 514285441. The reversal of 514285440 is 44582415.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (514285439) and next prime (514285441).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514285441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132009 + ... + 135848.

Almost surely, 2^514285440 is an apocalyptic number.

It is an amenable number.

514285440 is an abundant number, since it is smaller than the sum of its proper divisors (1125005520).

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

514285440 is a wasteful number, since it uses less digits than its factorization.

514285440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267879 (or 267867 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 514285440 is about 22677.8623331213. The cubic root of 514285440 is about 801.1885665956.

The spelling of 514285440 in words is "five hundred fourteen million, two hundred eighty-five thousand, four hundred forty".