2725466437 has 2 divisors, whose sum is σ = 2725466438. Its totient is φ = 2725466436.

The previous prime is 2725466423. The next prime is 2725466449. The reversal of 2725466437 is 7346645272.

It is a Cunningham number, because it is equal to 52206²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2725466436 + 1 = 52206^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2725466437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725466407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362733218 + 1362733219.

It is an arithmetic number, because the mean of its divisors is an integer number (1362733219).

Almost surely, 2^2725466437 is an apocalyptic number.

It is an amenable number.

2725466437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725466437 is an equidigital number, since it uses as much as digits as its factorization.

2725466437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 46.

The square root of 2725466437 is about 52206.0000095774. Note that the first 5 decimals coincide. The cubic root of 2725466437 is about 1396.8409104030.

The spelling of 2725466437 in words is "two billion, seven hundred twenty-five million, four hundred sixty-six thousand, four hundred thirty-seven".