53274787 has 4 divisors (see below), whose sum is σ = 56408616. Its totient is φ = 50140960.

The previous prime is 53274761. The next prime is 53274797. The reversal of 53274787 is 78747235.

53274787 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53274787 - 2⁷ = 53274659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53274707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1566889 + ... + 1566922.

It is an arithmetic number, because the mean of its divisors is an integer number (14102154).

Almost surely, 2^53274787 is an apocalyptic number.

53274787 is a deficient number, since it is larger than the sum of its proper divisors (3133829).

53274787 is a wasteful number, since it uses less digits than its factorization.

53274787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133828.

The product of its digits is 329280, while the sum is 43.

The square root of 53274787 is about 7298.9579393226. The cubic root of 53274787 is about 376.2766255997.

The spelling of 53274787 in words is "fifty-three million, two hundred seventy-four thousand, seven hundred eighty-seven".