745076522 has 4 divisors (see below), whose sum is σ = 1117614786. Its totient is φ = 372538260.

The previous prime is 745076443. The next prime is 745076531. The reversal of 745076522 is 225670547.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 723556201 + 21520321 = 26899^2 + 4639^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186269129 + ... + 186269132.

Almost surely, 2^745076522 is an apocalyptic number.

745076522 is a deficient number, since it is larger than the sum of its proper divisors (372538264).

745076522 is a wasteful number, since it uses less digits than its factorization.

745076522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372538263.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 745076522 is about 27296.0898664992. The cubic root of 745076522 is about 906.5678070976.

The spelling of 745076522 in words is "seven hundred forty-five million, seventy-six thousand, five hundred twenty-two".