514536840 has 64 divisors (see below), whose sum is σ = 1715126400. Its totient is φ = 137209536.

The previous prime is 514536833. The next prime is 514536859. The reversal of 514536840 is 48635415.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 = 514536795 and 514536804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237132 + ... + 239291.

It is an arithmetic number, because the mean of its divisors is an integer number (26798850).

Almost surely, 2^514536840 is an apocalyptic number.

It is an amenable number.

514536840 is an abundant number, since it is smaller than the sum of its proper divisors (1200589560).

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

514536840 is a wasteful number, since it uses less digits than its factorization.

514536840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476443 (or 476433 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 514536840 is about 22683.4045063787. The cubic root of 514536840 is about 801.3190946246.

The spelling of 514536840 in words is "five hundred fourteen million, five hundred thirty-six thousand, eight hundred forty".