1047225 has 12 divisors (see below), whose sum is σ = 1731536. Its totient is φ = 558480.

The previous prime is 1047199. The next prime is 1047229. The reversal of 1047225 is 5227401.

It is not a de Polignac number, because 1047225 - 2⁷ = 1047097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1047229) 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, 6907 + ... + 7056.

2^1047225 is an apocalyptic number.

1047225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1047225 is a deficient number, since it is larger than the sum of its proper divisors (684311).

1047225 is a wasteful number, since it uses less digits than its factorization.

1047225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13976 (or 13971 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 1047225 is about 1023.3401194129. The cubic root of 1047225 is about 101.5500170062.

The spelling of 1047225 in words is "one million, forty-seven thousand, two hundred twenty-five".