36726641 has 4 divisors (see below), whose sum is σ = 41973312. Its totient is φ = 31479972.

The previous prime is 36726637. The next prime is 36726643. The reversal of 36726641 is 14662763.

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: 14662763 = 509 ⋅28807.

It is a cyclic number.

It is not a de Polignac number, because 36726641 - 2² = 36726637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36726643) 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, 2623325 + ... + 2623338.

It is an arithmetic number, because the mean of its divisors is an integer number (10493328).

Almost surely, 2^36726641 is an apocalyptic number.

It is an amenable number.

36726641 is a deficient number, since it is larger than the sum of its proper divisors (5246671).

36726641 is an equidigital number, since it uses as much as digits as its factorization.

36726641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246670.

The product of its digits is 36288, while the sum is 35.

The square root of 36726641 is about 6060.2509023967. The cubic root of 36726641 is about 332.3995317086.

The spelling of 36726641 in words is "thirty-six million, seven hundred twenty-six thousand, six hundred forty-one".