766946430 has 48 divisors (see below), whose sum is σ = 1996319520. Its totient is φ = 204287424.

The previous prime is 766946407. The next prime is 766946437. The reversal of 766946430 is 34649667.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766946437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84136 + ... + 92804.

It is an arithmetic number, because the mean of its divisors is an integer number (41589990).

Almost surely, 2^766946430 is an apocalyptic number.

766946430 is an abundant number, since it is smaller than the sum of its proper divisors (1229373090).

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

766946430 is a wasteful number, since it uses less digits than its factorization.

766946430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9665 (or 9662 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The square root of 766946430 is about 27693.7976810693. The cubic root of 766946430 is about 915.3524397024.

It can be divided in two parts, 766946 and 430, that added together give a square (767376 = 876²).

The spelling of 766946430 in words is "seven hundred sixty-six million, nine hundred forty-six thousand, four hundred thirty".