247272762 has 16 divisors (see below), whose sum is σ = 539504352. Its totient is φ = 74931120.

The previous prime is 247272761. The next prime is 247272791. The reversal of 247272762 is 267272742.

247272762 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×247272762² = 122287637654217288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 247272762.

It is not an unprimeable number, because it can be changed into a prime (247272761) 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, 1873213 + ... + 1873344.

It is an arithmetic number, because the mean of its divisors is an integer number (33719022).

Almost surely, 2^247272762 is an apocalyptic number.

247272762 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

247272762 is an abundant number, since it is smaller than the sum of its proper divisors (292231590).

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

247272762 is a wasteful number, since it uses less digits than its factorization.

247272762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746573.

The product of its digits is 131712, while the sum is 39.

The square root of 247272762 is about 15724.9089663502. The cubic root of 247272762 is about 627.6614078735.

The spelling of 247272762 in words is "two hundred forty-seven million, two hundred seventy-two thousand, seven hundred sixty-two".