1626725 has 12 divisors (see below), whose sum is σ = 2083200. Its totient is φ = 1258800.

The previous prime is 1626707. The next prime is 1626739. The reversal of 1626725 is 5276261.

It is not a de Polignac number, because 1626725 - 2¹⁸ = 1364581 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275 + ... + 1824.

It is an arithmetic number, because the mean of its divisors is an integer number (173600).

2^1626725 is an apocalyptic number.

It is an amenable number.

1626725 is a deficient number, since it is larger than the sum of its proper divisors (456475).

1626725 is a wasteful number, since it uses less digits than its factorization.

1626725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140 (or 2135 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 1626725 is about 1275.4312996003. The cubic root of 1626725 is about 117.6083202113.

The spelling of 1626725 in words is "one million, six hundred twenty-six thousand, seven hundred twenty-five".