1425635 has 8 divisors (see below), whose sum is σ = 1719360. Its totient is φ = 1134784.

The previous prime is 1425629. The next prime is 1425649. The reversal of 1425635 is 5365241.

It is a Cunningham number, because it is equal to 1194²-1.

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

It is a cyclic number.

It is not a de Polignac number, because 1425635 - 2¹⁴ = 1409251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599 + ... + 1791.

It is an arithmetic number, because the mean of its divisors is an integer number (214920).

2^1425635 is an apocalyptic number.

1425635 is a deficient number, since it is larger than the sum of its proper divisors (293725).

1425635 is a wasteful number, since it uses less digits than its factorization.

1425635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437.

The product of its digits is 3600, while the sum is 26.

The square root of 1425635 is about 1193.9995812395. Note that the first 3 decimals coincide. The cubic root of 1425635 is about 112.5475683612.

The spelling of 1425635 in words is "one million, four hundred twenty-five thousand, six hundred thirty-five".