53953794 has 24 divisors (see below), whose sum is σ = 117690300. Its totient is φ = 17863008.

The previous prime is 53953793. The next prime is 53953799. The reversal of 53953794 is 49735935.

It can be written as a sum of positive squares in 2 ways, for example, as 46744569 + 7209225 = 6837^2 + 2685^2 .

It is a super-2 number, since 2×53953794² = 5822023773988872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53953793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7377 + ... + 12740.

Almost surely, 2^53953794 is an apocalyptic number.

53953794 is an abundant number, since it is smaller than the sum of its proper divisors (63736506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53953794 is a wasteful number, since it uses less digits than its factorization.

53953794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20274 (or 20271 counting only the distinct ones).

The product of its digits is 510300, while the sum is 45.

The square root of 53953794 is about 7345.3246354399. The cubic root of 53953794 is about 377.8684769603.

The spelling of 53953794 in words is "fifty-three million, nine hundred fifty-three thousand, seven hundred ninety-four".