514165840 has 40 divisors (see below), whose sum is σ = 1258356960. Its totient is φ = 194841216.

The previous prime is 514165837. The next prime is 514165843. The reversal of 514165840 is 48561415.

It is an interprime number because it is at equal distance from previous prime (514165837) and next prime (514165843).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×514165840² = 528733022045811200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 514165796 and 514165805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514165843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167614 + ... + 170653.

It is an arithmetic number, because the mean of its divisors is an integer number (31458924).

Almost surely, 2^514165840 is an apocalyptic number.

It is an amenable number.

514165840 is an abundant number, since it is smaller than the sum of its proper divisors (744191120).

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

514165840 is a wasteful number, since it uses less digits than its factorization.

514165840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338299 (or 338293 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 514165840 is about 22675.2252469518. The cubic root of 514165840 is about 801.1264547967.

The spelling of 514165840 in words is "five hundred fourteen million, one hundred sixty-five thousand, eight hundred forty".