2955783 has 8 divisors (see below), whose sum is σ = 4025088. Its totient is φ = 1928504.

The previous prime is 2955781. The next prime is 2955803. The reversal of 2955783 is 3875592.

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

It is not a de Polignac number, because 2955783 - 2¹ = 2955781 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2955781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10341 + ... + 10622.

It is an arithmetic number, because the mean of its divisors is an integer number (503136).

2^2955783 is an apocalyptic number.

2955783 is a deficient number, since it is larger than the sum of its proper divisors (1069305).

2955783 is a wasteful number, since it uses less digits than its factorization.

2955783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21013.

The product of its digits is 75600, while the sum is 39.

The square root of 2955783 is about 1719.2390758705. The cubic root of 2955783 is about 143.5128697883.

The spelling of 2955783 in words is "two million, nine hundred fifty-five thousand, seven hundred eighty-three".