8452491 has 8 divisors (see below), whose sum is σ = 11633664. Its totient is φ = 5453160.

The previous prime is 8452481. The next prime is 8452529. The reversal of 8452491 is 1942548.

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

It is not a de Polignac number, because 8452491 - 2⁷ = 8452363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8452441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45351 + ... + 45536.

It is an arithmetic number, because the mean of its divisors is an integer number (1454208).

Almost surely, 2^8452491 is an apocalyptic number.

8452491 is a deficient number, since it is larger than the sum of its proper divisors (3181173).

8452491 is a wasteful number, since it uses less digits than its factorization.

8452491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90921.

The product of its digits is 11520, while the sum is 33.

The square root of 8452491 is about 2907.3168042028. The cubic root of 8452491 is about 203.7018183084.

The spelling of 8452491 in words is "eight million, four hundred fifty-two thousand, four hundred ninety-one".