36661741 has 8 divisors (see below), whose sum is σ = 38967480. Its totient is φ = 34372608.

The previous prime is 36661727. The next prime is 36661753. The reversal of 36661741 is 14716663.

It can be written as a sum of positive squares in 4 ways, for example, as 3553225 + 33108516 = 1885^2 + 5754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36661741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36661697 and 36661706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36661711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565 + ... + 8581.

It is an arithmetic number, because the mean of its divisors is an integer number (4870935).

Almost surely, 2^36661741 is an apocalyptic number.

It is an amenable number.

36661741 is a deficient number, since it is larger than the sum of its proper divisors (2305739).

36661741 is a wasteful number, since it uses less digits than its factorization.

36661741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8303.

The product of its digits is 18144, while the sum is 34.

The square root of 36661741 is about 6054.8939709957. The cubic root of 36661741 is about 332.2036207964.

The spelling of 36661741 in words is "thirty-six million, six hundred sixty-one thousand, seven hundred forty-one".