745463574 has 80 divisors (see below), whose sum is σ = 1709416368. Its totient is φ = 242751168.

The previous prime is 745463561. The next prime is 745463581. The reversal of 745463574 is 475364547.

745463574 is a `hidden beast` number, since 7 + 4 + 5 + 4 + 635 + 7 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1877544 + ... + 1877940.

Almost surely, 2^745463574 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745463574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854708184).

745463574 is an abundant number, since it is smaller than the sum of its proper divisors (963952794).

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

745463574 is a wasteful number, since it uses less digits than its factorization.

745463574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 642 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The square root of 745463574 is about 27303.1788259170. The cubic root of 745463574 is about 906.7247610615.

The spelling of 745463574 in words is "seven hundred forty-five million, four hundred sixty-three thousand, five hundred seventy-four".