37880749 has 2 divisors, whose sum is σ = 37880750. Its totient is φ = 37880748.

The previous prime is 37880719. The next prime is 37880779. The reversal of 37880749 is 94708873.

It is a balanced prime because it is at equal distance from previous prime (37880719) and next prime (37880779).

It can be written as a sum of positive squares in only one way, i.e., 25050025 + 12830724 = 5005^2 + 3582^2 .

It is a cyclic number.

It is not a de Polignac number, because 37880749 - 2⁹ = 37880237 is a prime.

It is a super-2 number, since 2×37880749² = 2869902289602002, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 37880699 and 37880708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37880719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18940374 + 18940375.

It is an arithmetic number, because the mean of its divisors is an integer number (18940375).

Almost surely, 2^37880749 is an apocalyptic number.

It is an amenable number.

37880749 is a deficient number, since it is larger than the sum of its proper divisors (1).

37880749 is an equidigital number, since it uses as much as digits as its factorization.

37880749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 37880749 is about 6154.7338691450. The cubic root of 37880749 is about 335.8454888836.

The spelling of 37880749 in words is "thirty-seven million, eight hundred eighty thousand, seven hundred forty-nine".