997051292 has 24 divisors (see below), whose sum is σ = 1856786400. Its totient is φ = 466836480.

The previous prime is 997051271. The next prime is 997051313. The reversal of 997051292 is 292150799.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (997051271) and next prime (997051313).

It is a super-2 number, since 2×997051292² = 1988222557757738528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23309 + ... + 50372.

It is an arithmetic number, because the mean of its divisors is an integer number (77366100).

Almost surely, 2^997051292 is an apocalyptic number.

It is an amenable number.

997051292 is a deficient number, since it is larger than the sum of its proper divisors (859735108).

997051292 is a wasteful number, since it uses less digits than its factorization.

997051292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73901 (or 73899 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 997051292 is about 31576.1190142171. The cubic root of 997051292 is about 999.0161296499.

The spelling of 997051292 in words is "nine hundred ninety-seven million, fifty-one thousand, two hundred ninety-two".