745511522 has 16 divisors (see below), whose sum is σ = 1284646272. Its totient is φ = 317848320.

The previous prime is 745511521. The next prime is 745511537. The reversal of 745511522 is 225115547.

It is not an unprimeable number, because it can be changed into a prime (745511521) 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, 135254 + ... + 140657.

It is an arithmetic number, because the mean of its divisors is an integer number (80290392).

Almost surely, 2^745511522 is an apocalyptic number.

745511522 is a deficient number, since it is larger than the sum of its proper divisors (539134750).

745511522 is a wasteful number, since it uses less digits than its factorization.

745511522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276113.

The product of its digits is 14000, while the sum is 32.

The square root of 745511522 is about 27304.0568780539. The cubic root of 745511522 is about 906.7442007356.

The spelling of 745511522 in words is "seven hundred forty-five million, five hundred eleven thousand, five hundred twenty-two".