745293093 has 4 divisors (see below), whose sum is σ = 993724128. Its totient is φ = 496862060.

The previous prime is 745293077. The next prime is 745293097. The reversal of 745293093 is 390392547.

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 745293093 - 2⁴ = 745293077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745293097) 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, 124215513 + ... + 124215518.

It is an arithmetic number, because the mean of its divisors is an integer number (248431032).

Almost surely, 2^745293093 is an apocalyptic number.

It is an amenable number.

745293093 is a deficient number, since it is larger than the sum of its proper divisors (248431035).

745293093 is a wasteful number, since it uses less digits than its factorization.

745293093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248431034.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 745293093 is about 27300.0566482929. The cubic root of 745293093 is about 906.6556357841.

The spelling of 745293093 in words is "seven hundred forty-five million, two hundred ninety-three thousand, ninety-three".