247347363 has 16 divisors (see below), whose sum is σ = 332573696. Its totient is φ = 163516320.

The previous prime is 247347349. The next prime is 247347367. The reversal of 247347363 is 363743742.

It is not a de Polignac number, because 247347363 - 2¹⁰ = 247346339 is a prime.

It is a super-2 number, since 2×247347363² = 122361435966107538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (247347367) 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, 220881 + ... + 221997.

It is an arithmetic number, because the mean of its divisors is an integer number (20785856).

Almost surely, 2^247347363 is an apocalyptic number.

247347363 is a deficient number, since it is larger than the sum of its proper divisors (85226333).

247347363 is a wasteful number, since it uses less digits than its factorization.

247347363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674.

The product of its digits is 254016, while the sum is 39.

The square root of 247347363 is about 15727.2808520736. The cubic root of 247347363 is about 627.7245223336.

The spelling of 247347363 in words is "two hundred forty-seven million, three hundred forty-seven thousand, three hundred sixty-three".