1406525 has 12 divisors (see below), whose sum is σ = 1761792. Its totient is φ = 1113840.

The previous prime is 1406521. The next prime is 1406533. The reversal of 1406525 is 5256041.

It is not a de Polignac number, because 1406525 - 2² = 1406521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1406525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2954 + ... + 3396.

It is an arithmetic number, because the mean of its divisors is an integer number (146816).

2^1406525 is an apocalyptic number.

It is an amenable number.

1406525 is a deficient number, since it is larger than the sum of its proper divisors (355267).

1406525 is a wasteful number, since it uses less digits than its factorization.

1406525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1406525 is about 1185.9700670759. The cubic root of 1406525 is about 112.0424212179.

The spelling of 1406525 in words is "one million, four hundred six thousand, five hundred twenty-five".