1402225 has 12 divisors (see below), whose sum is σ = 1897200. Its totient is φ = 1019600.

The previous prime is 1402201. The next prime is 1402231. The reversal of 1402225 is 5222041.

It is not a de Polignac number, because 1402225 - 2⁹ = 1401713 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1402199 and 1402208.

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 11 ways as a sum of consecutive naturals, for example, 2275 + ... + 2824.

It is an arithmetic number, because the mean of its divisors is an integer number (158100).

2^1402225 is an apocalyptic number.

It is an amenable number.

1402225 is a deficient number, since it is larger than the sum of its proper divisors (494975).

1402225 is a wasteful number, since it uses less digits than its factorization.

1402225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5120 (or 5115 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1402225 is about 1184.1558174497. The cubic root of 1402225 is about 111.9281267186.

Adding to 1402225 its reverse (5222041), we get a palindrome (6624266).

The spelling of 1402225 in words is "one million, four hundred two thousand, two hundred twenty-five".