7453481 has 4 divisors (see below), whose sum is σ = 8518272. Its totient is φ = 6388692.

The previous prime is 7453477. The next prime is 7453487. The reversal of 7453481 is 1843547.

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 7453481 - 2² = 7453477 is a prime.

It is a super-2 number, since 2×7453481² = 111108758034722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7453487) 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 3 ways as a sum of consecutive naturals, for example, 532385 + ... + 532398.

It is an arithmetic number, because the mean of its divisors is an integer number (2129568).

Almost surely, 2^7453481 is an apocalyptic number.

It is an amenable number.

7453481 is a deficient number, since it is larger than the sum of its proper divisors (1064791).

7453481 is a wasteful number, since it uses less digits than its factorization.

7453481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064790.

The product of its digits is 13440, while the sum is 32.

The square root of 7453481 is about 2730.1064081827. The cubic root of 7453481 is about 195.3378408208.

The spelling of 7453481 in words is "seven million, four hundred fifty-three thousand, four hundred eighty-one".