45382091 has 8 divisors (see below), whose sum is σ = 46837584. Its totient is φ = 43938720.

The previous prime is 45382087. The next prime is 45382093. The reversal of 45382091 is 19028354.

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 45382091 - 2² = 45382087 is a prime.

It is a super-3 number, since 3×45382091³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45382093) 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, 4901 + ... + 10713.

It is an arithmetic number, because the mean of its divisors is an integer number (5854698).

Almost surely, 2^45382091 is an apocalyptic number.

45382091 is a deficient number, since it is larger than the sum of its proper divisors (1455493).

45382091 is a wasteful number, since it uses less digits than its factorization.

45382091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6061.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 45382091 is about 6736.6231154786. The cubic root of 45382091 is about 356.6932033516.

The spelling of 45382091 in words is "forty-five million, three hundred eighty-two thousand, ninety-one".