1426625 has 16 divisors (see below), whose sum is σ = 1813968. Its totient is φ = 1120000.

The previous prime is 1426619. The next prime is 1426627. The reversal of 1426625 is 5266241.

It can be written as a sum of positive squares in 8 ways, for example, as 506944 + 919681 = 712^2 + 959^2 .

It is not a de Polignac number, because 1426625 - 2¹⁰ = 1425601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1426594 and 1426603.

It is not an unprimeable number, because it can be changed into a prime (1426627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12569 + ... + 12681.

It is an arithmetic number, because the mean of its divisors is an integer number (113373).

2^1426625 is an apocalyptic number.

It is an amenable number.

1426625 is a deficient number, since it is larger than the sum of its proper divisors (387343).

1426625 is a wasteful number, since it uses less digits than its factorization.

1426625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 219 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 1426625 is about 1194.4140823014. The cubic root of 1426625 is about 112.5736143714.

The spelling of 1426625 in words is "one million, four hundred twenty-six thousand, six hundred twenty-five".