662315140 has 24 divisors (see below), whose sum is σ = 1391548032. Its totient is φ = 264795360.

The previous prime is 662315131. The next prime is 662315141. The reversal of 662315140 is 41513266.

It is a super-2 number, since 2×662315140² = 877322689346439200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 662315099 and 662315108.

It is not an unprimeable number, because it can be changed into a prime (662315141) 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, 40437 + ... + 54403.

It is an arithmetic number, because the mean of its divisors is an integer number (57981168).

Almost surely, 2^662315140 is an apocalyptic number.

It is an amenable number.

662315140 is an abundant number, since it is smaller than the sum of its proper divisors (729232892).

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

662315140 is a wasteful number, since it uses less digits than its factorization.

662315140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16347 (or 16345 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 662315140 is about 25735.4840638368. The cubic root of 662315140 is about 871.6756098476.

The spelling of 662315140 in words is "six hundred sixty-two million, three hundred fifteen thousand, one hundred forty".