97633381 has 8 divisors (see below), whose sum is σ = 103229280. Its totient is φ = 92083248.

The previous prime is 97633379. The next prime is 97633411. The reversal of 97633381 is 18333679.

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

It is a cyclic number.

It is not a de Polignac number, because 97633381 - 2¹ = 97633379 is a prime.

It is a super-2 number, since 2×97633381² = 19064554170982322, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97633331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7006 + ... + 15631.

It is an arithmetic number, because the mean of its divisors is an integer number (12903660).

Almost surely, 2^97633381 is an apocalyptic number.

It is an amenable number.

97633381 is a deficient number, since it is larger than the sum of its proper divisors (5595899).

97633381 is a wasteful number, since it uses less digits than its factorization.

97633381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22883.

The product of its digits is 81648, while the sum is 40.

The square root of 97633381 is about 9880.9605302319. The cubic root of 97633381 is about 460.4679878074.

The spelling of 97633381 in words is "ninety-seven million, six hundred thirty-three thousand, three hundred eighty-one".