36612061 has 4 divisors (see below), whose sum is σ = 36631872. Its totient is φ = 36592252.

The previous prime is 36612053. The next prime is 36612077. The reversal of 36612061 is 16021663.

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: 16021663 = 7 ⋅2288809.

It is a cyclic number.

It is not a de Polignac number, because 36612061 - 2³ = 36612053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36612091) 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, 6811 + ... + 10936.

It is an arithmetic number, because the mean of its divisors is an integer number (9157968).

Almost surely, 2^36612061 is an apocalyptic number.

It is an amenable number.

36612061 is a deficient number, since it is larger than the sum of its proper divisors (19811).

36612061 is a wasteful number, since it uses less digits than its factorization.

36612061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19810.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 36612061 is about 6050.7901136959. The cubic root of 36612061 is about 332.0534975725.

The spelling of 36612061 in words is "thirty-six million, six hundred twelve thousand, sixty-one".