1795220 has 24 divisors (see below), whose sum is σ = 4308864. Its totient is φ = 615456.

The previous prime is 1795201. The next prime is 1795223. The reversal of 1795220 is 225971.

It is a self number, because there is not a number n which added to its sum of digits gives 1795220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1795223) 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, 6272 + ... + 6551.

It is an arithmetic number, because the mean of its divisors is an integer number (179536).

2^1795220 is an apocalyptic number.

1795220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1795220 is an abundant number, since it is smaller than the sum of its proper divisors (2513644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1795220 is a wasteful number, since it uses less digits than its factorization.

1795220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12839 (or 12837 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1795220 is about 1339.8582014527. The cubic root of 1795220 is about 121.5362669541.

The spelling of 1795220 in words is "one million, seven hundred ninety-five thousand, two hundred twenty".