2958864 has 20 divisors (see below), whose sum is σ = 7643856. Its totient is φ = 986272.

The previous prime is 2958863. The next prime is 2958877. The reversal of 2958864 is 4688592.

It is not an unprimeable number, because it can be changed into a prime (2958863) 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, 30774 + ... + 30869.

2^2958864 is an apocalyptic number.

2958864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2958864 is an abundant number, since it is smaller than the sum of its proper divisors (4684992).

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

2958864 is a wasteful number, since it uses less digits than its factorization.

2958864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61654 (or 61648 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 2958864 is about 1720.1348784325. The cubic root of 2958864 is about 143.5627166601.

The spelling of 2958864 in words is "two million, nine hundred fifty-eight thousand, eight hundred sixty-four".