745788373 has 4 divisors (see below), whose sum is σ = 813587328. Its totient is φ = 677989420.

The previous prime is 745788349. The next prime is 745788377. The reversal of 745788373 is 373887547.

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 745788373 - 2¹³ = 745780181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745788373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745788377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33899461 + ... + 33899482.

It is an arithmetic number, because the mean of its divisors is an integer number (203396832).

Almost surely, 2^745788373 is an apocalyptic number.

It is an amenable number.

745788373 is a deficient number, since it is larger than the sum of its proper divisors (67798955).

745788373 is a wasteful number, since it uses less digits than its factorization.

745788373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67798954.

The product of its digits is 3951360, while the sum is 52.

The square root of 745788373 is about 27309.1261852151. The cubic root of 745788373 is about 906.8564288114.

The spelling of 745788373 in words is "seven hundred forty-five million, seven hundred eighty-eight thousand, three hundred seventy-three".