1425378 has 8 divisors (see below), whose sum is σ = 2850768. Its totient is φ = 475124.

The previous prime is 1425371. The next prime is 1425427. The reversal of 1425378 is 8735241.

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

1425378 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1425371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118776 + ... + 118787.

It is an arithmetic number, because the mean of its divisors is an integer number (356346).

2^1425378 is an apocalyptic number.

1425378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1425378 is a wasteful number, since it uses less digits than its factorization.

1425378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237568.

The product of its digits is 6720, while the sum is 30.

The square root of 1425378 is about 1193.8919549105. The cubic root of 1425378 is about 112.5408049509.

The spelling of 1425378 in words is "one million, four hundred twenty-five thousand, three hundred seventy-eight".