1029772196 has 6 divisors (see below), whose sum is σ = 1802101350. Its totient is φ = 514886096.

The previous prime is 1029772157. The next prime is 1029772201. The reversal of 1029772196 is 6912779201.

It can be written as a sum of positive squares in only one way, i.e., 1029768100 + 4096 = 32090^2 + 64^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128721521 + ... + 128721528.

It is an arithmetic number, because the mean of its divisors is an integer number (300350225).

Almost surely, 2^1029772196 is an apocalyptic number.

It is an amenable number.

1029772196 is a deficient number, since it is larger than the sum of its proper divisors (772329154).

1029772196 is a wasteful number, since it uses less digits than its factorization.

1029772196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257443053 (or 257443051 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 1029772196 is about 32090.0638204414. The cubic root of 1029772196 is about 1009.8271756051.

The spelling of 1029772196 in words is "one billion, twenty-nine million, seven hundred seventy-two thousand, one hundred ninety-six".