775630332 has 36 divisors (see below), whose sum is σ = 1962179856. Its totient is φ = 258337920.

The previous prime is 775630327. The next prime is 775630337. The reversal of 775630332 is 233036577.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (775630327) and next prime (775630337).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775630337) 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 11 ways as a sum of consecutive naturals, for example, 41332 + ... + 57092.

It is an arithmetic number, because the mean of its divisors is an integer number (54504996).

Almost surely, 2^775630332 is an apocalyptic number.

It is an amenable number.

775630332 is an abundant number, since it is smaller than the sum of its proper divisors (1186549524).

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

775630332 is a wasteful number, since it uses less digits than its factorization.

775630332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17138 (or 17133 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 36.

The square root of 775630332 is about 27850.1406100580. The cubic root of 775630332 is about 918.7942348270.

The spelling of 775630332 in words is "seven hundred seventy-five million, six hundred thirty thousand, three hundred thirty-two".