56435473 has 4 divisors (see below), whose sum is σ = 57017380. Its totient is φ = 55853568.

The previous prime is 56435459. The next prime is 56435501. The reversal of 56435473 is 37453465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25887744 + 30547729 = 5088^2 + 5527^2 .

It is a cyclic number.

It is not a de Polignac number, because 56435473 - 2¹³ = 56427281 is a prime.

It is a super-2 number, since 2×56435473² = 6369925225467458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56435443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290808 + ... + 291001.

It is an arithmetic number, because the mean of its divisors is an integer number (14254345).

Almost surely, 2^56435473 is an apocalyptic number.

It is an amenable number.

56435473 is a deficient number, since it is larger than the sum of its proper divisors (581907).

56435473 is an equidigital number, since it uses as much as digits as its factorization.

56435473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581906.

The product of its digits is 151200, while the sum is 37.

The square root of 56435473 is about 7512.3546907744. The cubic root of 56435473 is about 383.5753792493.

The spelling of 56435473 in words is "fifty-six million, four hundred thirty-five thousand, four hundred seventy-three".