1425506 has 8 divisors (see below), whose sum is σ = 2144604. Its totient is φ = 710640.

The previous prime is 1425503. The next prime is 1425511. The reversal of 1425506 is 6055241.

It can be written as a sum of positive squares in 2 ways, for example, as 1190281 + 235225 = 1091^2 + 485^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1425503) 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, 5 + ... + 1688.

2^1425506 is an apocalyptic number.

1425506 is a deficient number, since it is larger than the sum of its proper divisors (719098).

1425506 is a wasteful number, since it uses less digits than its factorization.

1425506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1425506 is about 1193.9455598979. The cubic root of 1425506 is about 112.5441735993.

The spelling of 1425506 in words is "one million, four hundred twenty-five thousand, five hundred six".