36405249 has 8 divisors (see below), whose sum is σ = 48725952. Its totient is φ = 24177360.

The previous prime is 36405241. The next prime is 36405263. The reversal of 36405249 is 94250463.

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

It is not a de Polignac number, because 36405249 - 2³ = 36405241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36405241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22282 + ... + 23859.

It is an arithmetic number, because the mean of its divisors is an integer number (6090744).

It is a Proth number, since it is equal to 1111 ⋅ 2¹⁵ + 1 and 1111 < 2¹⁵.

Almost surely, 2^36405249 is an apocalyptic number.

It is an amenable number.

36405249 is a deficient number, since it is larger than the sum of its proper divisors (12320703).

36405249 is a wasteful number, since it uses less digits than its factorization.

36405249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46407.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 36405249 is about 6033.6762425573. The cubic root of 36405249 is about 331.4270886969.

The spelling of 36405249 in words is "thirty-six million, four hundred five thousand, two hundred forty-nine".