997346535 has 8 divisors (see below), whose sum is σ = 1595754480. Its totient is φ = 531918144.

The previous prime is 997346479. The next prime is 997346543. The reversal of 997346535 is 535643799.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 997346535 - 2¹¹ = 997344487 is a prime.

It is a super-2 number, since 2×997346535² = 1989400221753012450, which contains 22 as substring.

It is a congruent 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, 33244870 + ... + 33244899.

It is an arithmetic number, because the mean of its divisors is an integer number (199469310).

Almost surely, 2^997346535 is an apocalyptic number.

997346535 is a deficient number, since it is larger than the sum of its proper divisors (598407945).

997346535 is a wasteful number, since it uses less digits than its factorization.

997346535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66489777.

The product of its digits is 3061800, while the sum is 51.

The square root of 997346535 is about 31580.7937677317. The cubic root of 997346535 is about 999.1147281918.

The spelling of 997346535 in words is "nine hundred ninety-seven million, three hundred forty-six thousand, five hundred thirty-five".