920077252 has 6 divisors (see below), whose sum is σ = 1610135198. Its totient is φ = 460038624.

The previous prime is 920077243. The next prime is 920077253. The reversal of 920077252 is 252770029.

It can be written as a sum of positive squares in only one way, i.e., 823919616 + 96157636 = 28704^2 + 9806^2 .

It is a super-4 number, since 4×920077252⁴ (a number of 37 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (920077253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115009653 + ... + 115009660.

Almost surely, 2^920077252 is an apocalyptic number.

It is an amenable number.

920077252 is a deficient number, since it is larger than the sum of its proper divisors (690057946).

920077252 is a wasteful number, since it uses less digits than its factorization.

920077252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230019317 (or 230019315 counting only the distinct ones).

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

The square root of 920077252 is about 30332.7752109826. The cubic root of 920077252 is about 972.6160480772.

The spelling of 920077252 in words is "nine hundred twenty million, seventy-seven thousand, two hundred fifty-two".