745999860 has 24 divisors (see below), whose sum is σ = 2088799776. Its totient is φ = 198933280.

The previous prime is 745999853. The next prime is 745999867. The reversal of 745999860 is 68999547.

It is an interprime number because it is at equal distance from previous prime (745999853) and next prime (745999867).

It is a super-2 number, since 2×745999860² = 1113031582240039200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 745999860.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745999867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6216606 + ... + 6216725.

It is an arithmetic number, because the mean of its divisors is an integer number (87033324).

Almost surely, 2^745999860 is an apocalyptic number.

It is an amenable number.

745999860 is an abundant number, since it is smaller than the sum of its proper divisors (1342799916).

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

745999860 is a wasteful number, since it uses less digits than its factorization.

745999860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12433343 (or 12433341 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 57.

The square root of 745999860 is about 27312.9980046131. The cubic root of 745999860 is about 906.9421413391.

The spelling of 745999860 in words is "seven hundred forty-five million, nine hundred ninety-nine thousand, eight hundred sixty".