969421 has 2 divisors, whose sum is σ = 969422. Its totient is φ = 969420.

The previous prime is 969407. The next prime is 969431. The reversal of 969421 is 124969.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 756900 + 212521 = 870^2 + 461^2 .

It is a cyclic number.

It is not a de Polignac number, because 969421 - 2⁹ = 968909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484710 + 484711.

It is an arithmetic number, because the mean of its divisors is an integer number (484711).

2⁹⁶⁹⁴²¹ is an apocalyptic number.

It is an amenable number.

969421 is a deficient number, since it is larger than the sum of its proper divisors (1).

969421 is an equidigital number, since it uses as much as digits as its factorization.

969421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 969421 is about 984.5917935876. The cubic root of 969421 is about 98.9701300901.

The spelling of 969421 in words is "nine hundred sixty-nine thousand, four hundred twenty-one".