745483278 has 16 divisors (see below), whose sum is σ = 1569438720. Its totient is φ = 235415736.

The previous prime is 745483273. The next prime is 745483283. The reversal of 745483278 is 872384547.

745483278 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 (745483273) and next prime (745483283).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745483273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3269550 + ... + 3269777.

It is an arithmetic number, because the mean of its divisors is an integer number (98089920).

Almost surely, 2^745483278 is an apocalyptic number.

745483278 is an abundant number, since it is smaller than the sum of its proper divisors (823955442).

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

745483278 is a wasteful number, since it uses less digits than its factorization.

745483278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539351.

The product of its digits is 1505280, while the sum is 48.

The square root of 745483278 is about 27303.5396606374. The cubic root of 745483278 is about 906.7327498030.

The spelling of 745483278 in words is "seven hundred forty-five million, four hundred eighty-three thousand, two hundred seventy-eight".