2949523 has 2 divisors, whose sum is σ = 2949524. Its totient is φ = 2949522.

The previous prime is 2949521. The next prime is 2949539. The reversal of 2949523 is 3259492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2949523 - 2¹ = 2949521 is a prime.

Together with 2949521, it forms a pair of twin primes.

It is an Ulam number.

2949523 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2949521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474761 + 1474762.

It is an arithmetic number, because the mean of its divisors is an integer number (1474762).

2^2949523 is an apocalyptic number.

2949523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2949523 is an equidigital number, since it uses as much as digits as its factorization.

2949523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 34.

The square root of 2949523 is about 1717.4175380495. The cubic root of 2949523 is about 143.4114837325.

The spelling of 2949523 in words is "two million, nine hundred forty-nine thousand, five hundred twenty-three".