37870073 has 2 divisors, whose sum is σ = 37870074. Its totient is φ = 37870072.

The previous prime is 37870031. The next prime is 37870093. The reversal of 37870073 is 37007873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28334329 + 9535744 = 5323^2 + 3088^2 .

It is a cyclic number.

It is not a de Polignac number, because 37870073 - 2⁶ = 37870009 is a prime.

It is not a weakly prime, because it can be changed into another prime (37870013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18935036 + 18935037.

It is an arithmetic number, because the mean of its divisors is an integer number (18935037).

Almost surely, 2^37870073 is an apocalyptic number.

It is an amenable number.

37870073 is a deficient number, since it is larger than the sum of its proper divisors (1).

37870073 is an equidigital number, since it uses as much as digits as its factorization.

37870073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 37870073 is about 6153.8665081394. The cubic root of 37870073 is about 335.8139352720.

The spelling of 37870073 in words is "thirty-seven million, eight hundred seventy thousand, seventy-three".