36977749 has 2 divisors, whose sum is σ = 36977750. Its totient is φ = 36977748.

The previous prime is 36977741. The next prime is 36977783. The reversal of 36977749 is 94777963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19421649 + 17556100 = 4407^2 + 4190^2 .

It is a cyclic number.

It is not a de Polignac number, because 36977749 - 2³ = 36977741 is a prime.

It is a super-2 number, since 2×36977749² = 2734707842214002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36977696 and 36977705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36977741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18488874 + 18488875.

It is an arithmetic number, because the mean of its divisors is an integer number (18488875).

Almost surely, 2^36977749 is an apocalyptic number.

It is an amenable number.

36977749 is a deficient number, since it is larger than the sum of its proper divisors (1).

36977749 is an equidigital number, since it uses as much as digits as its factorization.

36977749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2000376, while the sum is 52.

The square root of 36977749 is about 6080.9332342988. The cubic root of 36977749 is about 333.1553742308.

The spelling of 36977749 in words is "thirty-six million, nine hundred seventy-seven thousand, seven hundred forty-nine".