37423261 has 2 divisors, whose sum is σ = 37423262. Its totient is φ = 37423260.

The previous prime is 37423241. The next prime is 37423291. The reversal of 37423261 is 16232473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28955161 + 8468100 = 5381^2 + 2910^2 .

It is an emirp because it is prime and its reverse (16232473) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37423261 - 2⁵ = 37423229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37423241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18711630 + 18711631.

It is an arithmetic number, because the mean of its divisors is an integer number (18711631).

Almost surely, 2^37423261 is an apocalyptic number.

It is an amenable number.

37423261 is a deficient number, since it is larger than the sum of its proper divisors (1).

37423261 is an equidigital number, since it uses as much as digits as its factorization.

37423261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 28.

The square root of 37423261 is about 6117.4554350645. The cubic root of 37423261 is about 334.4880008327.

The spelling of 37423261 in words is "thirty-seven million, four hundred twenty-three thousand, two hundred sixty-one".