2690473 has 2 divisors, whose sum is σ = 2690474. Its totient is φ = 2690472.

The previous prime is 2690431. The next prime is 2690491. The reversal of 2690473 is 3740962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2108304 + 582169 = 1452^2 + 763^2 .

It is a cyclic number.

It is not a de Polignac number, because 2690473 - 2²¹ = 593321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2690173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345236 + 1345237.

It is an arithmetic number, because the mean of its divisors is an integer number (1345237).

2^2690473 is an apocalyptic number.

It is an amenable number.

2690473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690473 is an equidigital number, since it uses as much as digits as its factorization.

2690473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 2690473 is about 1640.2661369424. The cubic root of 2690473 is about 139.0836926755.

The spelling of 2690473 in words is "two million, six hundred ninety thousand, four hundred seventy-three".