746873530 has 24 divisors (see below), whose sum is σ = 1455743772. Its totient is φ = 275768064.

The previous prime is 746873521. The next prime is 746873531. The reversal of 746873530 is 35378647.

It can be written as a sum of positive squares in 6 ways, for example, as 170537481 + 576336049 = 13059^2 + 24007^2 .

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (746873531) 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 11 ways as a sum of consecutive naturals, for example, 219279 + ... + 222658.

Almost surely, 2^746873530 is an apocalyptic number.

746873530 is a deficient number, since it is larger than the sum of its proper divisors (708870242).

746873530 is a wasteful number, since it uses less digits than its factorization.

746873530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441970 (or 441957 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 746873530 is about 27328.9869918371. The cubic root of 746873530 is about 907.2960551754.

The spelling of 746873530 in words is "seven hundred forty-six million, eight hundred seventy-three thousand, five hundred thirty".