1047270 has 32 divisors (see below), whose sum is σ = 2873088. Its totient is φ = 239328.

The previous prime is 1047247. The next prime is 1047271. The reversal of 1047270 is 727401.

1047270 = 130² + 131² + ... + 174².

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047271) 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, 2284 + ... + 2703.

It is an arithmetic number, because the mean of its divisors is an integer number (89784).

2^1047270 is an apocalyptic number.

1047270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1047270 is an abundant number, since it is smaller than the sum of its proper divisors (1825818).

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

1047270 is a wasteful number, since it uses less digits than its factorization.

1047270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5004.

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 1047270 is about 1023.3621060016. The cubic root of 1047270 is about 101.5514715441.

The spelling of 1047270 in words is "one million, forty-seven thousand, two hundred seventy".