1425156 has 24 divisors (see below), whose sum is σ = 3357984. Its totient is φ = 470400.

The previous prime is 1425139. The next prime is 1425169. The reversal of 1425156 is 6515241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831 + ... + 1881.

It is an arithmetic number, because the mean of its divisors is an integer number (139916).

2^1425156 is an apocalyptic number.

It is an amenable number.

1425156 is an abundant number, since it is smaller than the sum of its proper divisors (1932828).

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

1425156 is a wasteful number, since it uses less digits than its factorization.

1425156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171 (or 1169 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 1425156 is about 1193.7989780528. The cubic root of 1425156 is about 112.5349619731.

The spelling of 1425156 in words is "one million, four hundred twenty-five thousand, one hundred fifty-six".