53640794 has 16 divisors (see below), whose sum is σ = 82218240. Its totient is φ = 26239200.

The previous prime is 53640793. The next prime is 53640817. The reversal of 53640794 is 49704635.

It is not an unprimeable number, because it can be changed into a prime (53640791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26519 + ... + 28469.

It is an arithmetic number, because the mean of its divisors is an integer number (5138640).

Almost surely, 2^53640794 is an apocalyptic number.

53640794 is a deficient number, since it is larger than the sum of its proper divisors (28577446).

53640794 is a wasteful number, since it uses less digits than its factorization.

53640794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 53640794 is about 7323.9875750850. The cubic root of 53640794 is about 377.1363549291.

The spelling of 53640794 in words is "fifty-three million, six hundred forty thousand, seven hundred ninety-four".