37944029 has 2 divisors, whose sum is σ = 37944030. Its totient is φ = 37944028.

The previous prime is 37943987. The next prime is 37944037. The reversal of 37944029 is 92044973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25020004 + 12924025 = 5002^2 + 3595^2 .

It is an emirp because it is prime and its reverse (92044973) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37944029 - 2¹² = 37939933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37943983 and 37944001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37944059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18972014 + 18972015.

It is an arithmetic number, because the mean of its divisors is an integer number (18972015).

Almost surely, 2^37944029 is an apocalyptic number.

It is an amenable number.

37944029 is a deficient number, since it is larger than the sum of its proper divisors (1).

37944029 is an equidigital number, since it uses as much as digits as its factorization.

37944029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 37944029 is about 6159.8724824464. The cubic root of 37944029 is about 336.0323954262.

The spelling of 37944029 in words is "thirty-seven million, nine hundred forty-four thousand, twenty-nine".