920385616 has 10 divisors (see below), whose sum is σ = 1783247162. Its totient is φ = 460192800.

The previous prime is 920385611. The next prime is 920385617. The reversal of 920385616 is 616583029.

It can be written as a sum of positive squares in only one way, i.e., 723825216 + 196560400 = 26904^2 + 14020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920385611) 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 as a sum of consecutive naturals, namely, 28762035 + ... + 28762066.

Almost surely, 2^920385616 is an apocalyptic number.

It is an amenable number.

920385616 is a deficient number, since it is larger than the sum of its proper divisors (862861546).

920385616 is a wasteful number, since it uses less digits than its factorization.

920385616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57524109 (or 57524103 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 920385616 is about 30337.8578017631. The cubic root of 920385616 is about 972.7246934019.

The spelling of 920385616 in words is "nine hundred twenty million, three hundred eighty-five thousand, six hundred sixteen".