37265381 has 2 divisors, whose sum is σ = 37265382. Its totient is φ = 37265380.

The previous prime is 37265357. The next prime is 37265383. The reversal of 37265381 is 18356273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32604100 + 4661281 = 5710^2 + 2159^2 .

It is a cyclic number.

It is not a de Polignac number, because 37265381 - 2¹⁴ = 37248997 is a prime.

It is a super-2 number, since 2×37265381² = 2777417242150322, which contains 22 as substring.

Together with 37265383, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37265383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18632690 + 18632691.

It is an arithmetic number, because the mean of its divisors is an integer number (18632691).

Almost surely, 2^37265381 is an apocalyptic number.

It is an amenable number.

37265381 is a deficient number, since it is larger than the sum of its proper divisors (1).

37265381 is an equidigital number, since it uses as much as digits as its factorization.

37265381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 37265381 is about 6104.5377384369. The cubic root of 37265381 is about 334.0169622184.

The spelling of 37265381 in words is "thirty-seven million, two hundred sixty-five thousand, three hundred eighty-one".