997401700 has 36 divisors (see below), whose sum is σ = 2205210420. Its totient is φ = 391431040.

The previous prime is 997401649. The next prime is 997401707. The reversal of 997401700 is 7104799.

997401700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 54051904 + 943349796 = 7352^2 + 30714^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 997401700.

It is not an unprimeable number, because it can be changed into a prime (997401707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88795 + ... + 99394.

It is an arithmetic number, because the mean of its divisors is an integer number (61255845).

Almost surely, 2^997401700 is an apocalyptic number.

It is an amenable number.

997401700 is an abundant number, since it is smaller than the sum of its proper divisors (1207808720).

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

997401700 is a wasteful number, since it uses less digits than its factorization.

997401700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188256 (or 188249 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 997401700 is about 31581.6671504213. The cubic root of 997401700 is about 999.1331487861.

The spelling of 997401700 in words is "nine hundred ninety-seven million, four hundred one thousand, seven hundred".