1425398 has 16 divisors (see below), whose sum is σ = 2337216. Its totient is φ = 648000.

The previous prime is 1425371. The next prime is 1425427. The reversal of 1425398 is 8935241.

It is a Curzon number.

It is a congruent number.

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, 1523 + ... + 2273.

It is an arithmetic number, because the mean of its divisors is an integer number (146076).

2^1425398 is an apocalyptic number.

1425398 is a deficient number, since it is larger than the sum of its proper divisors (911818).

1425398 is a wasteful number, since it uses less digits than its factorization.

1425398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839.

The product of its digits is 8640, while the sum is 32.

The square root of 1425398 is about 1193.9003308484. The cubic root of 1425398 is about 112.5413313155.

The spelling of 1425398 in words is "one million, four hundred twenty-five thousand, three hundred ninety-eight".