1225486 has 8 divisors (see below), whose sum is σ = 1918224. Its totient is φ = 586080.

The previous prime is 1225459. The next prime is 1225493. The reversal of 1225486 is 6845221.

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

It is a congruent number.

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, 13275 + ... + 13366.

It is an arithmetic number, because the mean of its divisors is an integer number (239778).

2^1225486 is an apocalyptic number.

1225486 is a deficient number, since it is larger than the sum of its proper divisors (692738).

1225486 is a wasteful number, since it uses less digits than its factorization.

1225486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26666.

The product of its digits is 3840, while the sum is 28.

The square root of 1225486 is about 1107.0167117076. The cubic root of 1225486 is about 107.0128962242.

It can be divided in two parts, 1225 and 486, that added together give a triangular number (1711 = T₅₈).

The spelling of 1225486 in words is "one million, two hundred twenty-five thousand, four hundred eighty-six".