2946387 has 8 divisors (see below), whose sum is σ = 4135360. Its totient is φ = 1860840.

The previous prime is 2946373. The next prime is 2946407. The reversal of 2946387 is 7836492.

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

It is not a de Polignac number, because 2946387 - 2⁷ = 2946259 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 9² + 4¹⁰ + 6⁸ + 3¹¹ + 8⁵ + 7 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2946337) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25789 + ... + 25902.

It is an arithmetic number, because the mean of its divisors is an integer number (516920).

2^2946387 is an apocalyptic number.

2946387 is a deficient number, since it is larger than the sum of its proper divisors (1188973).

2946387 is a wasteful number, since it uses less digits than its factorization.

2946387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51713.

The product of its digits is 72576, while the sum is 39.

The square root of 2946387 is about 1716.5042965283. The cubic root of 2946387 is about 143.3606395906.

It can be divided in two parts, 2946 and 387, that added together give a palindrome (3333).

The spelling of 2946387 in words is "two million, nine hundred forty-six thousand, three hundred eighty-seven".