1228762 has 8 divisors (see below), whose sum is σ = 1859796. Its totient is φ = 608832.

The previous prime is 1228741. The next prime is 1228763. The reversal of 1228762 is 2678221.

It can be written as a sum of positive squares in 2 ways, for example, as 1125721 + 103041 = 1061^2 + 321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1228762.

It is not an unprimeable number, because it can be changed into a prime (1228763) 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, 2493 + ... + 2944.

2^1228762 is an apocalyptic number.

1228762 is a deficient number, since it is larger than the sum of its proper divisors (631034).

1228762 is a wasteful number, since it uses less digits than its factorization.

1228762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552.

The product of its digits is 2688, while the sum is 28.

The square root of 1228762 is about 1108.4953766255. The cubic root of 1228762 is about 107.1081679023.

The spelling of 1228762 in words is "one million, two hundred twenty-eight thousand, seven hundred sixty-two".