745820624 has 40 divisors (see below), whose sum is σ = 1460635680. Its totient is φ = 368903808.

The previous prime is 745820567. The next prime is 745820629. The reversal of 745820624 is 426028547.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745820629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 984854 + ... + 985610.

It is an arithmetic number, because the mean of its divisors is an integer number (36515892).

Almost surely, 2^745820624 is an apocalyptic number.

It is an amenable number.

745820624 is a deficient number, since it is larger than the sum of its proper divisors (714815056).

745820624 is a wasteful number, since it uses less digits than its factorization.

745820624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 745820624 is about 27309.7166590941. The cubic root of 745820624 is about 906.8695007078.

It can be divided in two parts, 7458 and 20624, that added together give a palindrome (28082).

The spelling of 745820624 in words is "seven hundred forty-five million, eight hundred twenty thousand, six hundred twenty-four".