56291434 has 4 divisors (see below), whose sum is σ = 84437154. Its totient is φ = 28145716.

The previous prime is 56291423. The next prime is 56291449. The reversal of 56291434 is 43419265.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43419265 = 5 ⋅8683853.

It can be written as a sum of positive squares in only one way, i.e., 38626225 + 17665209 = 6215^2 + 4203^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56291434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14072857 + ... + 14072860.

Almost surely, 2^56291434 is an apocalyptic number.

56291434 is a deficient number, since it is larger than the sum of its proper divisors (28145720).

56291434 is a wasteful number, since it uses less digits than its factorization.

56291434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28145719.

The product of its digits is 25920, while the sum is 34.

The square root of 56291434 is about 7502.7617581795. The cubic root of 56291434 is about 383.2487709291.

The spelling of 56291434 in words is "fifty-six million, two hundred ninety-one thousand, four hundred thirty-four".