920774236 has 6 divisors (see below), whose sum is σ = 1611354920. Its totient is φ = 460387116.

The previous prime is 920774209. The next prime is 920774263. The reversal of 920774236 is 632477029.

It is an interprime number because it is at equal distance from previous prime (920774209) and next prime (920774263).

It is a congruent number.

It is an unprimeable number.

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, 115096776 + ... + 115096783.

Almost surely, 2^920774236 is an apocalyptic number.

It is an amenable number.

920774236 is a deficient number, since it is larger than the sum of its proper divisors (690580684).

920774236 is a wasteful number, since it uses less digits than its factorization.

920774236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230193563 (or 230193561 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 920774236 is about 30344.2619946507. The cubic root of 920774236 is about 972.8615806195.

The spelling of 920774236 in words is "nine hundred twenty million, seven hundred seventy-four thousand, two hundred thirty-six".