1552245 has 8 divisors (see below), whose sum is σ = 2483616. Its totient is φ = 827856.

The previous prime is 1552241. The next prime is 1552277. The reversal of 1552245 is 5422551.

It is a happy number.

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

It is not a de Polignac number, because 1552245 - 2² = 1552241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51727 + ... + 51756.

It is an arithmetic number, because the mean of its divisors is an integer number (310452).

2^1552245 is an apocalyptic number.

1552245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1552245 is a deficient number, since it is larger than the sum of its proper divisors (931371).

1552245 is a wasteful number, since it uses less digits than its factorization.

1552245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103491.

The product of its digits is 2000, while the sum is 24.

The square root of 1552245 is about 1245.8912472604. The cubic root of 1552245 is about 115.7852994544.

Adding to 1552245 its reverse (5422551), we get a palindrome (6974796).

The spelling of 1552245 in words is "one million, five hundred fifty-two thousand, two hundred forty-five".