920252770 has 32 divisors (see below), whose sum is σ = 1735810560. Its totient is φ = 350602560.

The previous prime is 920252731. The next prime is 920252777. The reversal of 920252770 is 77252029.

It is not an unprimeable number, because it can be changed into a prime (920252777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46600 + ... + 63340.

It is an arithmetic number, because the mean of its divisors is an integer number (54244080).

Almost surely, 2^920252770 is an apocalyptic number.

920252770 is a deficient number, since it is larger than the sum of its proper divisors (815557790).

920252770 is a wasteful number, since it uses less digits than its factorization.

920252770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17010.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 920252770 is about 30335.6682800956. The cubic root of 920252770 is about 972.6778909892.

The spelling of 920252770 in words is "nine hundred twenty million, two hundred fifty-two thousand, seven hundred seventy".