97829655 has 32 divisors (see below), whose sum is σ = 195153408. Its totient is φ = 40656000.

The previous prime is 97829653. The next prime is 97829657. The reversal of 97829655 is 55692879.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (97829653) and next prime (97829657).

It is not a de Polignac number, because 97829655 - 2¹ = 97829653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97829598 and 97829607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97829653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41196 + ... + 43505.

It is an arithmetic number, because the mean of its divisors is an integer number (6098544).

Almost surely, 2^97829655 is an apocalyptic number.

97829655 is a deficient number, since it is larger than the sum of its proper divisors (97323753).

97829655 is a wasteful number, since it uses less digits than its factorization.

97829655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84727.

The product of its digits is 1360800, while the sum is 51.

The square root of 97829655 is about 9890.8874728206. The cubic root of 97829655 is about 460.7763434051.

The spelling of 97829655 in words is "ninety-seven million, eight hundred twenty-nine thousand, six hundred fifty-five".