1425814 has 32 divisors (see below), whose sum is σ = 2499840. Its totient is φ = 604800.

The previous prime is 1425811. The next prime is 1425821. The reversal of 1425814 is 4185241.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23344 + ... + 23404.

It is an arithmetic number, because the mean of its divisors is an integer number (78120).

2^1425814 is an apocalyptic number.

1425814 is a deficient number, since it is larger than the sum of its proper divisors (1074026).

1425814 is a wasteful number, since it uses less digits than its factorization.

1425814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136.

The product of its digits is 1280, while the sum is 25.

The square root of 1425814 is about 1194.0745370369. The cubic root of 1425814 is about 112.5522785831.

The spelling of 1425814 in words is "one million, four hundred twenty-five thousand, eight hundred fourteen".