662248715 has 4 divisors (see below), whose sum is σ = 794698464. Its totient is φ = 529798968.

The previous prime is 662248711. The next prime is 662248721. The reversal of 662248715 is 517842266.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 662248715 - 2² = 662248711 is a prime.

It is a super-3 number, since 3×662248715³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662248711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66224867 + ... + 66224876.

It is an arithmetic number, because the mean of its divisors is an integer number (198674616).

Almost surely, 2^662248715 is an apocalyptic number.

662248715 is a deficient number, since it is larger than the sum of its proper divisors (132449749).

662248715 is a wasteful number, since it uses less digits than its factorization.

662248715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132449748.

The product of its digits is 161280, while the sum is 41.

The square root of 662248715 is about 25734.1934981456. The cubic root of 662248715 is about 871.6464681372.

The spelling of 662248715 in words is "six hundred sixty-two million, two hundred forty-eight thousand, seven hundred fifteen".