302963 has 8 divisors (see below), whose sum is σ = 324480. Its totient is φ = 282240.

The previous prime is 302959. The next prime is 302969. The reversal of 302963 is 369203.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 302963 - 2² = 302959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (302969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 731 + ... + 1067.

It is an arithmetic number, because the mean of its divisors is an integer number (40560).

2³⁰²⁹⁶³ is an apocalyptic number.

302963 is a deficient number, since it is larger than the sum of its proper divisors (21517).

302963 is a wasteful number, since it uses less digits than its factorization.

302963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 302963 is about 550.4207481554. The cubic root of 302963 is about 67.1629655868.

The spelling of 302963 in words is "three hundred two thousand, nine hundred sixty-three".