37906061 has 2 divisors, whose sum is σ = 37906062. Its totient is φ = 37906060.

The previous prime is 37906031. The next prime is 37906067. The reversal of 37906061 is 16060973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30316036 + 7590025 = 5506^2 + 2755^2 .

It is a cyclic number.

It is not a de Polignac number, because 37906061 - 2¹⁸ = 37643917 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37906067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18953030 + 18953031.

It is an arithmetic number, because the mean of its divisors is an integer number (18953031).

Almost surely, 2^37906061 is an apocalyptic number.

It is an amenable number.

37906061 is a deficient number, since it is larger than the sum of its proper divisors (1).

37906061 is an equidigital number, since it uses as much as digits as its factorization.

37906061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 37906061 is about 6156.7898291236. The cubic root of 37906061 is about 335.9202764604.

The spelling of 37906061 in words is "thirty-seven million, nine hundred six thousand, sixty-one".