56419633 has 2 divisors, whose sum is σ = 56419634. Its totient is φ = 56419632.

The previous prime is 56419631. The next prime is 56419639. The reversal of 56419633 is 33691465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42928704 + 13490929 = 6552^2 + 3673^2 .

It is a cyclic number.

It is not a de Polignac number, because 56419633 - 2¹ = 56419631 is a prime.

Together with 56419631, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 56419592 and 56419601.

It is not a weakly prime, because it can be changed into another prime (56419631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28209816 + 28209817.

It is an arithmetic number, because the mean of its divisors is an integer number (28209817).

Almost surely, 2^56419633 is an apocalyptic number.

It is an amenable number.

56419633 is a deficient number, since it is larger than the sum of its proper divisors (1).

56419633 is an equidigital number, since it uses as much as digits as its factorization.

56419633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 37.

The square root of 56419633 is about 7511.3003534674. The cubic root of 56419633 is about 383.5394892779.

The spelling of 56419633 in words is "fifty-six million, four hundred nineteen thousand, six hundred thirty-three".