88634661 has 8 divisors (see below), whose sum is σ = 121062144. Its totient is φ = 57648480.

The previous prime is 88634641. The next prime is 88634669. The reversal of 88634661 is 16643688.

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 88634661 - 2¹⁰ = 88633637 is a prime.

It is a super-2 number, since 2×88634661² = 15712206261169842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88634669) 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, 360181 + ... + 360426.

It is an arithmetic number, because the mean of its divisors is an integer number (15132768).

Almost surely, 2^88634661 is an apocalyptic number.

It is an amenable number.

88634661 is a deficient number, since it is larger than the sum of its proper divisors (32427483).

88634661 is a wasteful number, since it uses less digits than its factorization.

88634661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720651.

The product of its digits is 165888, while the sum is 42.

The square root of 88634661 is about 9414.5982920144. The cubic root of 88634661 is about 445.8627558032.

The spelling of 88634661 in words is "eighty-eight million, six hundred thirty-four thousand, six hundred sixty-one".