1227152 has 10 divisors (see below), whose sum is σ = 2377638. Its totient is φ = 613568.

The previous prime is 1227151. The next prime is 1227157. The reversal of 1227152 is 2517221.

It can be written as a sum of positive squares in only one way, i.e., 952576 + 274576 = 976^2 + 524^2 .

It is a super-2 number, since 2×1227152² = 3011804062208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1227151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38333 + ... + 38364.

2^1227152 is an apocalyptic number.

It is an amenable number.

1227152 is a deficient number, since it is larger than the sum of its proper divisors (1150486).

1227152 is an equidigital number, since it uses as much as digits as its factorization.

1227152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76705 (or 76699 counting only the distinct ones).

The product of its digits is 280, while the sum is 20.

The square root of 1227152 is about 1107.7689289739. The cubic root of 1227152 is about 107.0613675398.

The spelling of 1227152 in words is "one million, two hundred twenty-seven thousand, one hundred fifty-two".