56273407 has 4 divisors (see below), whose sum is σ = 56457016. Its totient is φ = 56089800.

The previous prime is 56273389. The next prime is 56273423. The reversal of 56273407 is 70437265.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 56273407 - 2¹⁹ = 55749119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56273467) 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, 91344 + ... + 91957.

It is an arithmetic number, because the mean of its divisors is an integer number (14114254).

Almost surely, 2^56273407 is an apocalyptic number.

56273407 is a deficient number, since it is larger than the sum of its proper divisors (183609).

56273407 is a wasteful number, since it uses less digits than its factorization.

56273407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183608.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 56273407 is about 7501.5603043634. The cubic root of 56273407 is about 383.2078555077.

The spelling of 56273407 in words is "fifty-six million, two hundred seventy-three thousand, four hundred seven".