746717790 has 128 divisors (see below), whose sum is σ = 2257339392. Its totient is φ = 153861120.

The previous prime is 746717779. The next prime is 746717791. The reversal of 746717790 is 97717647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746717791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114210 + ... + 120570.

It is an arithmetic number, because the mean of its divisors is an integer number (17635464).

Almost surely, 2^746717790 is an apocalyptic number.

746717790 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 746717790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1128669696).

746717790 is an abundant number, since it is smaller than the sum of its proper divisors (1510621602).

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

746717790 is a wasteful number, since it uses less digits than its factorization.

746717790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6434.

The product of its (nonzero) digits is 518616, while the sum is 48.

The square root of 746717790 is about 27326.1374877607. The cubic root of 746717790 is about 907.2329868849.

The spelling of 746717790 in words is "seven hundred forty-six million, seven hundred seventeen thousand, seven hundred ninety".