1425400 has 24 divisors (see below), whose sum is σ = 3314520. Its totient is φ = 570080.

The previous prime is 1425371. The next prime is 1425427. The reversal of 1425400 is 45241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3364 + ... + 3763.

It is an arithmetic number, because the mean of its divisors is an integer number (138105).

2^1425400 is an apocalyptic number.

1425400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425400 is an abundant number, since it is smaller than the sum of its proper divisors (1889120).

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

1425400 is a wasteful number, since it uses less digits than its factorization.

1425400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7143 (or 7134 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1425400 is about 1193.9011684390. The cubic root of 1425400 is about 112.5413839517.

The spelling of 1425400 in words is "one million, four hundred twenty-five thousand, four hundred".