745774404 has 12 divisors (see below), whose sum is σ = 1740140304. Its totient is φ = 248591464.

The previous prime is 745774391. The next prime is 745774417. The reversal of 745774404 is 404477547.

It is a happy number.

745774404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (745774391) and next prime (745774417).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31073922 + ... + 31073945.

It is an arithmetic number, because the mean of its divisors is an integer number (145011692).

Almost surely, 2^745774404 is an apocalyptic number.

It is an amenable number.

745774404 is an abundant number, since it is smaller than the sum of its proper divisors (994365900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745774404 is a wasteful number, since it uses less digits than its factorization.

745774404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62147874 (or 62147872 counting only the distinct ones).

The product of its (nonzero) digits is 439040, while the sum is 42.

The square root of 745774404 is about 27308.8704270243. The cubic root of 745774404 is about 906.8507668135.

The spelling of 745774404 in words is "seven hundred forty-five million, seven hundred seventy-four thousand, four hundred four".