56642435 has 8 divisors (see below), whose sum is σ = 68490576. Its totient is φ = 44967520.

The previous prime is 56642429. The next prime is 56642459. The reversal of 56642435 is 53424665.

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 56642435 - 2⁶ = 56642371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56642395 and 56642404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42584 + ... + 43893.

It is an arithmetic number, because the mean of its divisors is an integer number (8561322).

Almost surely, 2^56642435 is an apocalyptic number.

56642435 is a deficient number, since it is larger than the sum of its proper divisors (11848141).

56642435 is a wasteful number, since it uses less digits than its factorization.

56642435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86613.

The product of its digits is 86400, while the sum is 35.

The square root of 56642435 is about 7526.1168606394. The cubic root of 56642435 is about 384.0436939394.

The spelling of 56642435 in words is "fifty-six million, six hundred forty-two thousand, four hundred thirty-five".