36248909 has 4 divisors (see below), whose sum is σ = 36489120. Its totient is φ = 36008700.

The previous prime is 36248881. The next prime is 36248911. The reversal of 36248909 is 90984263.

It is a happy number.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36248909 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 (36248959) 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, 119879 + ... + 120180.

It is an arithmetic number, because the mean of its divisors is an integer number (9122280).

Almost surely, 2^36248909 is an apocalyptic number.

It is an amenable number.

36248909 is a deficient number, since it is larger than the sum of its proper divisors (240211).

36248909 is a wasteful number, since it uses less digits than its factorization.

36248909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240210.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 36248909 is about 6020.7066860959. The cubic root of 36248909 is about 330.9519771636.

The spelling of 36248909 in words is "thirty-six million, two hundred forty-eight thousand, nine hundred nine".