6919964 has 12 divisors (see below), whose sum is σ = 12636624. Its totient is φ = 3309504.

The previous prime is 6919963. The next prime is 6919967. The reversal of 6919964 is 4699196.

It is a super-2 number, since 2×6919964² = 95771803522592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6919963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37517 + ... + 37700.

It is an arithmetic number, because the mean of its divisors is an integer number (1053052).

Almost surely, 2^6919964 is an apocalyptic number.

It is an amenable number.

6919964 is a deficient number, since it is larger than the sum of its proper divisors (5716660).

6919964 is a wasteful number, since it uses less digits than its factorization.

6919964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75244 (or 75242 counting only the distinct ones).

The product of its digits is 104976, while the sum is 44.

The square root of 6919964 is about 2630.5824450110. The cubic root of 6919964 is about 190.5612582367.

The spelling of 6919964 in words is "six million, nine hundred nineteen thousand, nine hundred sixty-four".