997302463 has 8 divisors (see below), whose sum is σ = 1001735168. Its totient is φ = 992880504.

The previous prime is 997302461. The next prime is 997302473. The reversal of 997302463 is 364203799.

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 997302463 - 2¹ = 997302461 is a prime.

It is a super-2 number, since 2×997302463² = 1989224405411732738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997302461) 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, 223270 + ... + 227692.

It is an arithmetic number, because the mean of its divisors is an integer number (125216896).

Almost surely, 2^997302463 is an apocalyptic number.

997302463 is a deficient number, since it is larger than the sum of its proper divisors (4432705).

997302463 is a wasteful number, since it uses less digits than its factorization.

997302463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373.

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 997302463 is about 31580.0959941543. The cubic root of 997302463 is about 999.1000112633.

The spelling of 997302463 in words is "nine hundred ninety-seven million, three hundred two thousand, four hundred sixty-three".