2963381 has 2 divisors, whose sum is σ = 2963382. Its totient is φ = 2963380.

The previous prime is 2963377. The next prime is 2963399. The reversal of 2963381 is 1833692.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2430481 + 532900 = 1559^2 + 730^2 .

It is a cyclic number.

It is not a de Polignac number, because 2963381 - 2² = 2963377 is a prime.

It is a super-2 number, since 2×2963381² = 17563253902322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2963371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1481690 + 1481691.

It is an arithmetic number, because the mean of its divisors is an integer number (1481691).

2^2963381 is an apocalyptic number.

It is an amenable number.

2963381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2963381 is an equidigital number, since it uses as much as digits as its factorization.

2963381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 2963381 is about 1721.4473561512. The cubic root of 2963381 is about 143.6357337690.

The spelling of 2963381 in words is "two million, nine hundred sixty-three thousand, three hundred eighty-one".