36850781 has 8 divisors (see below), whose sum is σ = 42565824. Its totient is φ = 31529920.

The previous prime is 36850763. The next prime is 36850783. The reversal of 36850781 is 18705863.

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-36850781 is a prime.

It is a super-2 number, since 2×36850781² = 2715960120619922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36850783) 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, 98345 + ... + 98718.

It is an arithmetic number, because the mean of its divisors is an integer number (5320728).

Almost surely, 2^36850781 is an apocalyptic number.

It is an amenable number.

36850781 is a deficient number, since it is larger than the sum of its proper divisors (5715043).

36850781 is a wasteful number, since it uses less digits than its factorization.

36850781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197091.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 36850781 is about 6070.4844123019. The cubic root of 36850781 is about 332.7736259311.

The spelling of 36850781 in words is "thirty-six million, eight hundred fifty thousand, seven hundred eighty-one".