1425340 has 24 divisors (see below), whose sum is σ = 3421152. Its totient is φ = 488640.

The previous prime is 1425337. The next prime is 1425343. The reversal of 1425340 is 435241.

It is an interprime number because it is at equal distance from previous prime (1425337) and next prime (1425343).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4951 + ... + 5230.

It is an arithmetic number, because the mean of its divisors is an integer number (142548).

2^1425340 is an apocalyptic number.

1425340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425340 is an abundant number, since it is smaller than the sum of its proper divisors (1995812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425340 is a wasteful number, since it uses less digits than its factorization.

1425340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10197 (or 10195 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1425340 is about 1193.8760404665. The cubic root of 1425340 is about 112.5398048446.

Subtracting from 1425340 its reverse (435241), we obtain a palindrome (990099).

The spelling of 1425340 in words is "one million, four hundred twenty-five thousand, three hundred forty".