1227472 has 10 divisors (see below), whose sum is σ = 2378258. Its totient is φ = 613728.

The previous prime is 1227469. The next prime is 1227491. The reversal of 1227472 is 2747221.

It can be written as a sum of positive squares in only one way, i.e., 1157776 + 69696 = 1076^2 + 264^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38343 + ... + 38374.

2^1227472 is an apocalyptic number.

It is an amenable number.

1227472 is a deficient number, since it is larger than the sum of its proper divisors (1150786).

1227472 is an equidigital number, since it uses as much as digits as its factorization.

1227472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76725 (or 76719 counting only the distinct ones).

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

The square root of 1227472 is about 1107.9133540128. The cubic root of 1227472 is about 107.0706727333.

The spelling of 1227472 in words is "one million, two hundred twenty-seven thousand, four hundred seventy-two".