7473734057 has 4 divisors (see below), whose sum is σ = 7798679040. Its totient is φ = 7148789076.

The previous prime is 7473734033. The next prime is 7473734071. The reversal of 7473734057 is 7504373747.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7504373747 = 13 ⋅577259519.

It is a cyclic number.

It is not a de Polignac number, because 7473734057 - 2¹² = 7473729961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7473730057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162472457 + ... + 162472502.

It is an arithmetic number, because the mean of its divisors is an integer number (1949669760).

Almost surely, 2^7473734057 is an apocalyptic number.

It is an amenable number.

7473734057 is a deficient number, since it is larger than the sum of its proper divisors (324944983).

7473734057 is a wasteful number, since it uses less digits than its factorization.

7473734057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324944982.

The product of its (nonzero) digits is 1728720, while the sum is 47.

The square root of 7473734057 is about 86450.7608815562. The cubic root of 7473734057 is about 1955.1460880753.

The spelling of 7473734057 in words is "seven billion, four hundred seventy-three million, seven hundred thirty-four thousand, fifty-seven".