2969864 has 8 divisors (see below), whose sum is σ = 5568510. Its totient is φ = 1484928.

The previous prime is 2969821. The next prime is 2969867. The reversal of 2969864 is 4689692.

2969864 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2748964 + 220900 = 1658^2 + 470^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2969867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185609 + ... + 185624.

2^2969864 is an apocalyptic number.

It is an amenable number.

2969864 is a deficient number, since it is larger than the sum of its proper divisors (2598646).

2969864 is a wasteful number, since it uses less digits than its factorization.

2969864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371239 (or 371235 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 2969864 is about 1723.3293359077. The cubic root of 2969864 is about 143.7404016275.

The spelling of 2969864 in words is "two million, nine hundred sixty-nine thousand, eight hundred sixty-four".