1625122 has 8 divisors (see below), whose sum is σ = 2449872. Its totient is φ = 808500.

The previous prime is 1625059. The next prime is 1625123. The reversal of 1625122 is 2215261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1625122.

It is not an unprimeable number, because it can be changed into a prime (1625123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1504 + ... + 2347.

It is an arithmetic number, because the mean of its divisors is an integer number (306234).

2^1625122 is an apocalyptic number.

1625122 is a deficient number, since it is larger than the sum of its proper divisors (824750).

1625122 is a wasteful number, since it uses less digits than its factorization.

1625122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064.

The product of its digits is 240, while the sum is 19.

The square root of 1625122 is about 1274.8027298371. The cubic root of 1625122 is about 117.5696764953.

The spelling of 1625122 in words is "one million, six hundred twenty-five thousand, one hundred twenty-two".