2950991 has 2 divisors, whose sum is σ = 2950992. Its totient is φ = 2950990.

The previous prime is 2950963. The next prime is 2950999. The reversal of 2950991 is 1990592.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2950991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2950999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1475495 + 1475496.

It is an arithmetic number, because the mean of its divisors is an integer number (1475496).

2^2950991 is an apocalyptic number.

2950991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2950991 is an equidigital number, since it uses as much as digits as its factorization.

2950991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 2950991 is about 1717.8448707610. The cubic root of 2950991 is about 143.4352721146.

The spelling of 2950991 in words is "two million, nine hundred fifty thousand, nine hundred ninety-one".