516470040 has 64 divisors (see below), whose sum is σ = 1721570400. Its totient is φ = 137725056.

The previous prime is 516470039. The next prime is 516470041. The reversal of 516470040 is 40074615.

It is an interprime number because it is at equal distance from previous prime (516470039) and next prime (516470041).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 516469986 and 516470013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516470041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238027 + ... + 240186.

Almost surely, 2^516470040 is an apocalyptic number.

It is an amenable number.

516470040 is an abundant number, since it is smaller than the sum of its proper divisors (1205100360).

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

516470040 is a wasteful number, since it uses less digits than its factorization.

516470040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478233 (or 478223 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 516470040 is about 22725.9772067121. The cubic root of 516470040 is about 802.3214031769.

The spelling of 516470040 in words is "five hundred sixteen million, four hundred seventy thousand, forty".