880445 has 4 divisors (see below), whose sum is σ = 1056540. Its totient is φ = 704352.

The previous prime is 880427. The next prime is 880483. The reversal of 880445 is 544088.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109561 + 770884 = 331^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 880445 - 2¹² = 876349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88040 + ... + 88049.

It is an arithmetic number, because the mean of its divisors is an integer number (264135).

2⁸⁸⁰⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

880445 is a deficient number, since it is larger than the sum of its proper divisors (176095).

880445 is a wasteful number, since it uses less digits than its factorization.

880445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176094.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 880445 is about 938.3203077841. The cubic root of 880445 is about 95.8445473120.

The spelling of 880445 in words is "eight hundred eighty thousand, four hundred forty-five".