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997492337 is a prime number
BaseRepresentation
bin111011011101001…
…000011001110001
32120111221212020122
4323131020121301
54020324223322
6242551420025
733501354632
oct7335103161
92514855218
10997492337
11472070836
1223a084615
1312b86c96a
1496697889
155c888442
hex3b748671

997492337 has 2 divisors, whose sum is σ = 997492338. Its totient is φ = 997492336.

The previous prime is 997492333. The next prime is 997492351. The reversal of 997492337 is 733294799.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 856381696 + 141110641 = 29264^2 + 11879^2 .

It is a cyclic number.

It is not a de Polignac number, because 997492337 - 22 = 997492333 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (997492333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498746168 + 498746169.

It is an arithmetic number, because the mean of its divisors is an integer number (498746169).

Almost surely, 2997492337 is an apocalyptic number.

It is an amenable number.

997492337 is a deficient number, since it is larger than the sum of its proper divisors (1).

997492337 is an equidigital number, since it uses as much as digits as its factorization.

997492337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2571912, while the sum is 53.

The square root of 997492337 is about 31583.1020800681. The cubic root of 997492337 is about 999.1634126501.

The spelling of 997492337 in words is "nine hundred ninety-seven million, four hundred ninety-two thousand, three hundred thirty-seven".