7449542373 has 24 divisors (see below), whose sum is σ = 12443194848. Its totient is φ = 3929427936.

The previous prime is 7449542357. The next prime is 7449542377. The reversal of 7449542373 is 3732459447.

It is not a de Polignac number, because 7449542373 - 2⁴ = 7449542357 is a prime.

It is a super-2 number, since 2×7449542373² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7449542377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1947211 + ... + 1951032.

It is an arithmetic number, because the mean of its divisors is an integer number (518466452).

Almost surely, 2^7449542373 is an apocalyptic number.

It is an amenable number.

7449542373 is a deficient number, since it is larger than the sum of its proper divisors (4993652475).

7449542373 is a wasteful number, since it uses less digits than its factorization.

7449542373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898273 (or 3898266 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 48.

The square root of 7449542373 is about 86310.7315054159. The cubic root of 7449542373 is about 1953.0342743950.

The spelling of 7449542373 in words is "seven billion, four hundred forty-nine million, five hundred forty-two thousand, three hundred seventy-three".