1047472 has 20 divisors (see below), whose sum is σ = 2149416. Its totient is φ = 492800.

The previous prime is 1047469. The next prime is 1047479. The reversal of 1047472 is 2747401.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1047479) 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, 1654 + ... + 2197.

2^1047472 is an apocalyptic number.

It is an amenable number.

1047472 is an abundant number, since it is smaller than the sum of its proper divisors (1101944).

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

1047472 is a wasteful number, since it uses less digits than its factorization.

1047472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876 (or 3870 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 1047472 is about 1023.4607955364. The cubic root of 1047472 is about 101.5580002898.

The spelling of 1047472 in words is "one million, forty-seven thousand, four hundred seventy-two".