1628295 has 8 divisors (see below), whose sum is σ = 2605296. Its totient is φ = 868416.

The previous prime is 1628293. The next prime is 1628299. The reversal of 1628295 is 5928261.

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

It is not a de Polignac number, because 1628295 - 2¹ = 1628293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1628293) 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, 54262 + ... + 54291.

It is an arithmetic number, because the mean of its divisors is an integer number (325662).

2^1628295 is an apocalyptic number.

1628295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1628295 is a deficient number, since it is larger than the sum of its proper divisors (977001).

1628295 is a wasteful number, since it uses less digits than its factorization.

1628295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108561.

The product of its digits is 8640, while the sum is 33.

The square root of 1628295 is about 1276.0466292421. The cubic root of 1628295 is about 117.6461437919.

Multiplying 1628295 by its sum of digits (33), we get a palindrome (53733735).

The spelling of 1628295 in words is "one million, six hundred twenty-eight thousand, two hundred ninety-five".