36723761 has 4 divisors (see below), whose sum is σ = 36916224. Its totient is φ = 36531300.

The previous prime is 36723733. The next prime is 36723767. The reversal of 36723761 is 16732763.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16732763 = 151 ⋅110813.

It is a cyclic number.

It is not a de Polignac number, because 36723761 - 2⁶ = 36723697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36723767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95945 + ... + 96326.

It is an arithmetic number, because the mean of its divisors is an integer number (9229056).

Almost surely, 2^36723761 is an apocalyptic number.

It is an amenable number.

36723761 is a deficient number, since it is larger than the sum of its proper divisors (192463).

36723761 is a wasteful number, since it uses less digits than its factorization.

36723761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192462.

The product of its digits is 31752, while the sum is 35.

The square root of 36723761 is about 6060.0132838138. The cubic root of 36723761 is about 332.3908428690.

The spelling of 36723761 in words is "thirty-six million, seven hundred twenty-three thousand, seven hundred sixty-one".