5919966 has 48 divisors (see below), whose sum is σ = 14340144. Its totient is φ = 1819584.

The previous prime is 5919959. The next prime is 5919971. The reversal of 5919966 is 6699195.

It is a super-3 number, since 3×5919966³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5850 + ... + 6786.

It is an arithmetic number, because the mean of its divisors is an integer number (298753).

Almost surely, 2^5919966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5919966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7170072).

5919966 is an abundant number, since it is smaller than the sum of its proper divisors (8420178).

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

5919966 is a wasteful number, since it uses less digits than its factorization.

5919966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 955 counting only the distinct ones).

The product of its digits is 131220, while the sum is 45.

The square root of 5919966 is about 2433.0980251523. The cubic root of 5919966 is about 180.9004876104.

The spelling of 5919966 in words is "five million, nine hundred nineteen thousand, nine hundred sixty-six".