2949893 has 2 divisors, whose sum is σ = 2949894. Its totient is φ = 2949892.

The previous prime is 2949889. The next prime is 2949901. The reversal of 2949893 is 3989492.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2256004 + 693889 = 1502^2 + 833^2 .

It is a cyclic number.

It is not a de Polignac number, because 2949893 - 2² = 2949889 is a prime.

It is a super-2 number, since 2×2949893² = 17403737422898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2949803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474946 + 1474947.

It is an arithmetic number, because the mean of its divisors is an integer number (1474947).

2^2949893 is an apocalyptic number.

It is an amenable number.

2949893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2949893 is an equidigital number, since it uses as much as digits as its factorization.

2949893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 44.

The square root of 2949893 is about 1717.5252545450. The cubic root of 2949893 is about 143.4174801857.

The spelling of 2949893 in words is "two million, nine hundred forty-nine thousand, eight hundred ninety-three".