55423635 has 16 divisors (see below), whose sum is σ = 89802240. Its totient is φ = 29184480.

The previous prime is 55423607. The next prime is 55423661. The reversal of 55423635 is 53632455.

It is not a de Polignac number, because 55423635 - 2⁷ = 55423507 is a prime.

It is a super-2 number, since 2×55423635² = 6143558633226450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55423596 and 55423605.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22201 + ... + 24570.

It is an arithmetic number, because the mean of its divisors is an integer number (5612640).

Almost surely, 2^55423635 is an apocalyptic number.

55423635 is a deficient number, since it is larger than the sum of its proper divisors (34378605).

55423635 is a wasteful number, since it uses less digits than its factorization.

55423635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46858.

The product of its digits is 54000, while the sum is 33.

The square root of 55423635 is about 7444.7051654179. The cubic root of 55423635 is about 381.2691521329.

The spelling of 55423635 in words is "fifty-five million, four hundred twenty-three thousand, six hundred thirty-five".