1222963 has 16 divisors (see below), whose sum is σ = 1520640. Its totient is φ = 959616.

The previous prime is 1222957. The next prime is 1222967. The reversal of 1222963 is 3692221.

It is a happy number.

It is not a de Polignac number, because 1222963 - 2⁵ = 1222931 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4998 + ... + 5236.

It is an arithmetic number, because the mean of its divisors is an integer number (95040).

2^1222963 is an apocalyptic number.

1222963 is a deficient number, since it is larger than the sum of its proper divisors (297677).

1222963 is a wasteful number, since it uses less digits than its factorization.

1222963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306.

The product of its digits is 1296, while the sum is 25.

The square root of 1222963 is about 1105.8765753917. The cubic root of 1222963 is about 106.9394072751.

The spelling of 1222963 in words is "one million, two hundred twenty-two thousand, nine hundred sixty-three".