2623913 has 2 divisors, whose sum is σ = 2623914. Its totient is φ = 2623912.

The previous prime is 2623897. The next prime is 2623937. The reversal of 2623913 is 3193262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2301289 + 322624 = 1517^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2623913 - 2⁴ = 2623897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2623993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311956 + 1311957.

It is an arithmetic number, because the mean of its divisors is an integer number (1311957).

2^2623913 is an apocalyptic number.

It is an amenable number.

2623913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623913 is an equidigital number, since it uses as much as digits as its factorization.

2623913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 26.

The square root of 2623913 is about 1619.8496843843. The cubic root of 2623913 is about 137.9271652341.

The spelling of 2623913 in words is "two million, six hundred twenty-three thousand, nine hundred thirteen".