135623884 has 24 divisors (see below), whose sum is σ = 267273216. Its totient is φ = 59658000.

The previous prime is 135623863. The next prime is 135623897. The reversal of 135623884 is 488326531.

It is a super-2 number, since 2×135623884² = 36787675822490912, which contains 22 as substring.

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, 48352 + ... + 51079.

It is an arithmetic number, because the mean of its divisors is an integer number (11136384).

Almost surely, 2^135623884 is an apocalyptic number.

It is an amenable number.

135623884 is a deficient number, since it is larger than the sum of its proper divisors (131649332).

135623884 is a wasteful number, since it uses less digits than its factorization.

135623884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99477 (or 99475 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 135623884 is about 11645.7667845445. The cubic root of 135623884 is about 513.7818117379.

The spelling of 135623884 in words is "one hundred thirty-five million, six hundred twenty-three thousand, eight hundred eighty-four".