997627962 has 16 divisors (see below), whose sum is σ = 2019296160. Its totient is φ = 328535952.

The previous prime is 997627951. The next prime is 997627963. The reversal of 997627962 is 269726799.

It is not an unprimeable number, because it can be changed into a prime (997627963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1001137 + ... + 1002132.

It is an arithmetic number, because the mean of its divisors is an integer number (126206010).

Almost surely, 2^997627962 is an apocalyptic number.

997627962 is an abundant number, since it is smaller than the sum of its proper divisors (1021668198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

997627962 is a wasteful number, since it uses less digits than its factorization.

997627962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003357.

The product of its digits is 5143824, while the sum is 57.

The square root of 997627962 is about 31585.2491204360. The cubic root of 997627962 is about 999.2086946677.

The spelling of 997627962 in words is "nine hundred ninety-seven million, six hundred twenty-seven thousand, nine hundred sixty-two".