1247482 has 8 divisors (see below), whose sum is σ = 1879956. Its totient is φ = 620832.

The previous prime is 1247479. The next prime is 1247501. The reversal of 1247482 is 2847421.

It can be written as a sum of positive squares in 2 ways, for example, as 978121 + 269361 = 989^2 + 519^2 .

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

It is a super-2 number, since 2×1247482² = 3112422680648, which contains 22 as substring.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 1247482.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 873 + ... + 1804.

2^1247482 is an apocalyptic number.

1247482 is a deficient number, since it is larger than the sum of its proper divisors (632474).

1247482 is a wasteful number, since it uses less digits than its factorization.

1247482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2912.

The product of its digits is 3584, while the sum is 28.

The square root of 1247482 is about 1116.9073372487. The cubic root of 1247482 is about 107.6493543249.

It can be divided in two parts, 124748 and 2, that added together give a triangular number (124750 = T₄₉₉).

The spelling of 1247482 in words is "one million, two hundred forty-seven thousand, four hundred eighty-two".