2956387 has 8 divisors (see below), whose sum is σ = 3461472. Its totient is φ = 2472000.

The previous prime is 2956363. The next prime is 2956399. The reversal of 2956387 is 7836592.

2956387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2956387 - 2¹⁵ = 2923619 is a prime.

2956387 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2956307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4864 + ... + 5437.

It is an arithmetic number, because the mean of its divisors is an integer number (432684).

2^2956387 is an apocalyptic number.

2956387 is a deficient number, since it is larger than the sum of its proper divisors (505085).

2956387 is a wasteful number, since it uses less digits than its factorization.

2956387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10349.

The product of its digits is 90720, while the sum is 40.

The square root of 2956387 is about 1719.4147260042. The cubic root of 2956387 is about 143.5226445101.

The spelling of 2956387 in words is "two million, nine hundred fifty-six thousand, three hundred eighty-seven".