1047272492 has 36 divisors (see below), whose sum is σ = 2133810504. Its totient is φ = 448439040.

The previous prime is 1047272491. The next prime is 1047272509. The reversal of 1047272492 is 2942727401.

1047272492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1047272491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392828 + ... + 395484.

It is an arithmetic number, because the mean of its divisors is an integer number (59272514).

Almost surely, 2^1047272492 is an apocalyptic number.

It is an amenable number.

1047272492 is an abundant number, since it is smaller than the sum of its proper divisors (1086538012).

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

1047272492 is a wasteful number, since it uses less digits than its factorization.

1047272492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4686 (or 4677 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1047272492 is about 32361.5897631745. The cubic root of 1047272492 is about 1015.5155209196.

Adding to 1047272492 its reverse (2942727401), we get a palindrome (3989999893).

The spelling of 1047272492 in words is "one billion, forty-seven million, two hundred seventy-two thousand, four hundred ninety-two".