53734779 has 16 divisors (see below), whose sum is σ = 90979840. Its totient is φ = 30705480.

The previous prime is 53734721. The next prime is 53734817. The reversal of 53734779 is 97743735.

53734779 is a `hidden beast` number, since 537 + 3 + 47 + 79 = 666.

It is not a de Polignac number, because 53734779 - 2⁸ = 53734523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53734579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141967 + ... + 142344.

It is an arithmetic number, because the mean of its divisors is an integer number (5686240).

Almost surely, 2^53734779 is an apocalyptic number.

53734779 is a deficient number, since it is larger than the sum of its proper divisors (37245061).

53734779 is a wasteful number, since it uses less digits than its factorization.

53734779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284327 (or 284321 counting only the distinct ones).

The product of its digits is 555660, while the sum is 45.

The square root of 53734779 is about 7330.4010122230. The cubic root of 53734779 is about 377.3564888759.

The spelling of 53734779 in words is "fifty-three million, seven hundred thirty-four thousand, seven hundred seventy-nine".