745332816 has 40 divisors (see below), whose sum is σ = 1929787200. Its totient is φ = 247883776.

The previous prime is 745332793. The next prime is 745332827. The reversal of 745332816 is 618233547.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4261 + ... + 38843.

It is an arithmetic number, because the mean of its divisors is an integer number (48244680).

Almost surely, 2^745332816 is an apocalyptic number.

It is an amenable number.

745332816 is an abundant number, since it is smaller than the sum of its proper divisors (1184454384).

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

745332816 is a wasteful number, since it uses less digits than its factorization.

745332816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35043 (or 35037 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 745332816 is about 27300.7841645620. The cubic root of 745332816 is about 906.6717432915.

The spelling of 745332816 in words is "seven hundred forty-five million, three hundred thirty-two thousand, eight hundred sixteen".