772943132 has 18 divisors (see below), whose sum is σ = 1464705648. Its totient is φ = 356742672.

The previous prime is 772943117. The next prime is 772943137. The reversal of 772943132 is 231349277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772943137) 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 5 ways as a sum of consecutive naturals, for example, 571028 + ... + 572379.

It is an arithmetic number, because the mean of its divisors is an integer number (81372536).

Almost surely, 2^772943132 is an apocalyptic number.

It is an amenable number.

772943132 is a deficient number, since it is larger than the sum of its proper divisors (691762516).

772943132 is a wasteful number, since it uses less digits than its factorization.

772943132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143437 (or 1143422 counting only the distinct ones).

The product of its digits is 63504, while the sum is 38.

The square root of 772943132 is about 27801.8548302087. The cubic root of 772943132 is about 917.7319415489.

The spelling of 772943132 in words is "seven hundred seventy-two million, nine hundred forty-three thousand, one hundred thirty-two".