1425146 has 4 divisors (see below), whose sum is σ = 2137722. Its totient is φ = 712572.

The previous prime is 1425139. The next prime is 1425169. The reversal of 1425146 is 6415241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6415241 = 7 ⋅916463.

It can be written as a sum of positive squares in only one way, i.e., 1380625 + 44521 = 1175^2 + 211^2 .

It is a super-2 number, since 2×1425146² = 4062082242632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356285 + ... + 356288.

2^1425146 is an apocalyptic number.

1425146 is a deficient number, since it is larger than the sum of its proper divisors (712576).

1425146 is an equidigital number, since it uses as much as digits as its factorization.

1425146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712575.

The product of its digits is 960, while the sum is 23.

The square root of 1425146 is about 1193.7947897357. The cubic root of 1425146 is about 112.5346987617.

The spelling of 1425146 in words is "one million, four hundred twenty-five thousand, one hundred forty-six".