36663457 has 4 divisors (see below), whose sum is σ = 36677296. Its totient is φ = 36649620.

The previous prime is 36663377. The next prime is 36663463. The reversal of 36663457 is 75436663.

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 not a de Polignac number, because 36663457 - 2⁷ = 36663329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36664457) 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, 1563 + ... + 8704.

It is an arithmetic number, because the mean of its divisors is an integer number (9169324).

Almost surely, 2^36663457 is an apocalyptic number.

It is an amenable number.

36663457 is a deficient number, since it is larger than the sum of its proper divisors (13839).

36663457 is a wasteful number, since it uses less digits than its factorization.

36663457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838.

The product of its digits is 272160, while the sum is 40.

The square root of 36663457 is about 6055.0356728924. The cubic root of 36663457 is about 332.2088037883.

The spelling of 36663457 in words is "thirty-six million, six hundred sixty-three thousand, four hundred fifty-seven".