56342945 has 8 divisors (see below), whose sum is σ = 67671936. Its totient is φ = 45034096.

The previous prime is 56342927. The next prime is 56342953. The reversal of 56342945 is 54924365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56342945 - 2¹⁴ = 56326561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56342899 and 56342908.

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, 2024 + ... + 10806.

It is an arithmetic number, because the mean of its divisors is an integer number (8458992).

Almost surely, 2^56342945 is an apocalyptic number.

It is an amenable number.

56342945 is a deficient number, since it is larger than the sum of its proper divisors (11328991).

56342945 is a wasteful number, since it uses less digits than its factorization.

56342945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10071.

The product of its digits is 129600, while the sum is 38.

The square root of 56342945 is about 7506.1937758094. The cubic root of 56342945 is about 383.3656360092.

The spelling of 56342945 in words is "fifty-six million, three hundred forty-two thousand, nine hundred forty-five".