36399803 has 8 divisors (see below), whose sum is σ = 40212480. Its totient is φ = 32671080.

The previous prime is 36399793. The next prime is 36399809. The reversal of 36399803 is 30899363.

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

It is a cyclic number.

It is not a de Polignac number, because 36399803 - 2¹⁰ = 36398779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36399809) 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, 20075 + ... + 21812.

It is an arithmetic number, because the mean of its divisors is an integer number (5026560).

Almost surely, 2^36399803 is an apocalyptic number.

36399803 is a deficient number, since it is larger than the sum of its proper divisors (3812677).

36399803 is a wasteful number, since it uses less digits than its factorization.

36399803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41977.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 36399803 is about 6033.2249253612. The cubic root of 36399803 is about 331.4105613922.

The spelling of 36399803 in words is "thirty-six million, three hundred ninety-nine thousand, eight hundred three".