997299338 has 16 divisors (see below), whose sum is σ = 1710302784. Its totient is φ = 427252320.

The previous prime is 997299319. The next prime is 997299353. The reversal of 997299338 is 833992799.

997299338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29606 + ... + 53582.

It is an arithmetic number, because the mean of its divisors is an integer number (106893924).

Almost surely, 2^997299338 is an apocalyptic number.

997299338 is a deficient number, since it is larger than the sum of its proper divisors (713003446).

997299338 is a wasteful number, since it uses less digits than its factorization.

997299338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26957.

The product of its digits is 6613488, while the sum is 59.

The square root of 997299338 is about 31580.0465167485. The cubic root of 997299338 is about 999.0989677180.

The spelling of 997299338 in words is "nine hundred ninety-seven million, two hundred ninety-nine thousand, three hundred thirty-eight".