37072949 has 2 divisors, whose sum is σ = 37072950. Its totient is φ = 37072948.

The previous prime is 37072943. The next prime is 37072961. The reversal of 37072949 is 94927073.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34692100 + 2380849 = 5890^2 + 1543^2 .

It is a cyclic number.

It is not a de Polignac number, because 37072949 - 2²⁴ = 20295733 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 (37072943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18536474 + 18536475.

It is an arithmetic number, because the mean of its divisors is an integer number (18536475).

Almost surely, 2^37072949 is an apocalyptic number.

It is an amenable number.

37072949 is a deficient number, since it is larger than the sum of its proper divisors (1).

37072949 is an equidigital number, since it uses as much as digits as its factorization.

37072949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 37072949 is about 6088.7559484676. The cubic root of 37072949 is about 333.4410344199.

The spelling of 37072949 in words is "thirty-seven million, seventy-two thousand, nine hundred forty-nine".