746661830 has 16 divisors (see below), whose sum is σ = 1345274784. Its totient is φ = 298379520.

The previous prime is 746661821. The next prime is 746661833. The reversal of 746661830 is 38166647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746661833) 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, 24491 + ... + 45750.

It is an arithmetic number, because the mean of its divisors is an integer number (84079674).

Almost surely, 2^746661830 is an apocalyptic number.

746661830 is a deficient number, since it is larger than the sum of its proper divisors (598612954).

746661830 is a wasteful number, since it uses less digits than its factorization.

746661830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71311.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 746661830 is about 27325.1135404777. The cubic root of 746661830 is about 907.2103232464.

It can be divided in two parts, 7466 and 61830, that added together give a palindrome (69296).

The spelling of 746661830 in words is "seven hundred forty-six million, six hundred sixty-one thousand, eight hundred thirty".