247465488 has 40 divisors (see below), whose sum is σ = 639914400. Its totient is φ = 82407424.

The previous prime is 247465433. The next prime is 247465513. The reversal of 247465488 is 884564742.

It is a super-2 number, since 2×247465488² = 122478335502156288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65803 + ... + 69461.

It is an arithmetic number, because the mean of its divisors is an integer number (15997860).

Almost surely, 2^247465488 is an apocalyptic number.

It is an amenable number.

247465488 is an abundant number, since it is smaller than the sum of its proper divisors (392448912).

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

247465488 is a wasteful number, since it uses less digits than its factorization.

247465488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079 (or 5073 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 48.

The square root of 247465488 is about 15731.0358209496. The cubic root of 247465488 is about 627.8244333219.

It can be divided in two parts, 2474654 and 88, that added together give a palindrome (2474742).

The spelling of 247465488 in words is "two hundred forty-seven million, four hundred sixty-five thousand, four hundred eighty-eight".