2953963 has 4 divisors (see below), whose sum is σ = 2998120. Its totient is φ = 2909808.

The previous prime is 2953961. The next prime is 2953967. The reversal of 2953963 is 3693592.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2953963 - 2¹ = 2953961 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 9² + 5⁷ + 3⁷ + 9⁶ + 6⁸ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2953961) 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, 21978 + ... + 22111.

It is an arithmetic number, because the mean of its divisors is an integer number (749530).

2^2953963 is an apocalyptic number.

2953963 is a deficient number, since it is larger than the sum of its proper divisors (44157).

2953963 is an equidigital number, since it uses as much as digits as its factorization.

2953963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44156.

The product of its digits is 43740, while the sum is 37.

The square root of 2953963 is about 1718.7096904364. The cubic root of 2953963 is about 143.4834081024.

It can be divided in two parts, 2953 and 963, that added together give a triangular number (3916 = T₈₈).

The spelling of 2953963 in words is "two million, nine hundred fifty-three thousand, nine hundred sixty-three".