45533387 has 4 divisors (see below), whose sum is σ = 45582120. Its totient is φ = 45484656.

The previous prime is 45533381. The next prime is 45533417. The reversal of 45533387 is 78333554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45533387 - 2²² = 41339083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45533387.

It is not an unprimeable number, because it can be changed into a prime (45533381) 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, 22937 + ... + 24842.

It is an arithmetic number, because the mean of its divisors is an integer number (11395530).

Almost surely, 2^45533387 is an apocalyptic number.

45533387 is a deficient number, since it is larger than the sum of its proper divisors (48733).

45533387 is an equidigital number, since it uses as much as digits as its factorization.

45533387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48732.

The product of its digits is 151200, while the sum is 38.

The square root of 45533387 is about 6747.8431368846. The cubic root of 45533387 is about 357.0891480452.

The spelling of 45533387 in words is "forty-five million, five hundred thirty-three thousand, three hundred eighty-seven".