7152491 has 8 divisors (see below), whose sum is σ = 7499184. Its totient is φ = 6814080.

The previous prime is 7152487. The next prime is 7152499. The reversal of 7152491 is 1942517.

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 7152491 - 2² = 7152487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7152499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (937398).

Almost surely, 2^7152491 is an apocalyptic number.

7152491 is a deficient number, since it is larger than the sum of its proper divisors (346693).

7152491 is a wasteful number, since it uses less digits than its factorization.

7152491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141.

The product of its digits is 2520, while the sum is 29.

The square root of 7152491 is about 2674.4141414523. The cubic root of 7152491 is about 192.6722223281.

The spelling of 7152491 in words is "seven million, one hundred fifty-two thousand, four hundred ninety-one".