920761 has 2 divisors, whose sum is σ = 920762. Its totient is φ = 920760.

The previous prime is 920753. The next prime is 920783. The reversal of 920761 is 167029.

920761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 250000 = 819^2 + 500^2 .

It is a cyclic number.

It is not a de Polignac number, because 920761 - 2³ = 920753 is a prime.

It is not a weakly prime, because it can be changed into another prime (920701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460380 + 460381.

It is an arithmetic number, because the mean of its divisors is an integer number (460381).

2⁹²⁰⁷⁶¹ is an apocalyptic number.

It is an amenable number.

920761 is a deficient number, since it is larger than the sum of its proper divisors (1).

920761 is an equidigital number, since it uses as much as digits as its factorization.

920761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 920761 is about 959.5629213345. The cubic root of 920761 is about 97.2856919014.

It can be divided in two parts, 920 and 761, that added together give a square (1681 = 41²).

The spelling of 920761 in words is "nine hundred twenty thousand, seven hundred sixty-one".