5522778 has 12 divisors (see below), whose sum is σ = 11966058. Its totient is φ = 1840920.

The previous prime is 5522761. The next prime is 5522779. The reversal of 5522778 is 8772255.

It can be written as a sum of positive squares in only one way, i.e., 4297329 + 1225449 = 2073^2 + 1107^2 .

It is not an unprimeable number, because it can be changed into a prime (5522779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153393 + ... + 153428.

Almost surely, 2^5522778 is an apocalyptic number.

5522778 is an abundant number, since it is smaller than the sum of its proper divisors (6443280).

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

5522778 is a wasteful number, since it uses less digits than its factorization.

5522778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306829 (or 306826 counting only the distinct ones).

The product of its digits is 39200, while the sum is 36.

The square root of 5522778 is about 2350.0591481918. The cubic root of 5522778 is about 176.7607607615.

The spelling of 5522778 in words is "five million, five hundred twenty-two thousand, seven hundred seventy-eight".