97441639 has 8 divisors (see below), whose sum is σ = 102481920. Its totient is φ = 92468376.

The previous prime is 97441601. The next prime is 97441667. The reversal of 97441639 is 93614479.

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 97441639 - 2²³ = 89053031 is a prime.

It is a super-2 number, since 2×97441639² = 18989746022012642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97441595 and 97441604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97441439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13759 + ... + 19600.

It is an arithmetic number, because the mean of its divisors is an integer number (12810240).

Almost surely, 2^97441639 is an apocalyptic number.

97441639 is a deficient number, since it is larger than the sum of its proper divisors (5040281).

97441639 is a wasteful number, since it uses less digits than its factorization.

97441639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33509.

The product of its digits is 163296, while the sum is 43.

The square root of 97441639 is about 9871.2531625929. The cubic root of 97441639 is about 460.1663528769.

The spelling of 97441639 in words is "ninety-seven million, four hundred forty-one thousand, six hundred thirty-nine".