5222778 has 16 divisors (see below), whose sum is σ = 11395296. Its totient is φ = 1582640.

The previous prime is 5222761. The next prime is 5222797. The reversal of 5222778 is 8772225.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39501 + ... + 39632.

It is an arithmetic number, because the mean of its divisors is an integer number (712206).

Almost surely, 2^5222778 is an apocalyptic number.

5222778 is an abundant number, since it is smaller than the sum of its proper divisors (6172518).

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

5222778 is a wasteful number, since it uses less digits than its factorization.

5222778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79149.

The product of its digits is 15680, while the sum is 33.

The square root of 5222778 is about 2285.3397996797. The cubic root of 5222778 is about 173.5004166345.

The spelling of 5222778 in words is "five million, two hundred twenty-two thousand, seven hundred seventy-eight".