5726778 has 16 divisors (see below), whose sum is σ = 11494560. Its totient is φ = 1902096.

The previous prime is 5726767. The next prime is 5726779. The reversal of 5726778 is 8776275.

It is a super-2 number, since 2×5726778² = 65591972522568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5726779) 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, 288 + ... + 3396.

It is an arithmetic number, because the mean of its divisors is an integer number (718410).

Almost surely, 2^5726778 is an apocalyptic number.

5726778 is an abundant number, since it is smaller than the sum of its proper divisors (5767782).

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

5726778 is a wasteful number, since it uses less digits than its factorization.

5726778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421.

The product of its digits is 164640, while the sum is 42.

The square root of 5726778 is about 2393.0687411773. The cubic root of 5726778 is about 178.9108926778.

The spelling of 5726778 in words is "five million, seven hundred twenty-six thousand, seven hundred seventy-eight".