745046392 has 64 divisors (see below), whose sum is σ = 1498068000. Its totient is φ = 346374144.

The previous prime is 745046377. The next prime is 745046399. The reversal of 745046392 is 293640547.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745046399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3197508 + ... + 3197740.

Almost surely, 2^745046392 is an apocalyptic number.

It is an amenable number.

745046392 is an abundant number, since it is smaller than the sum of its proper divisors (753021608).

745046392 is a wasteful number, since it uses less digits than its factorization.

745046392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 556 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 745046392 is about 27295.5379503684. The cubic root of 745046392 is about 906.5555867617. Note that the first 4 decimals are identical.

The spelling of 745046392 in words is "seven hundred forty-five million, forty-six thousand, three hundred ninety-two".