53774199 has 36 divisors (see below), whose sum is σ = 85151976. Its totient is φ = 33907248.

The previous prime is 53774191. The next prime is 53774219. The reversal of 53774199 is 99147735.

It is not a de Polignac number, because 53774199 - 2³ = 53774191 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53774191) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 87417 + ... + 88029.

Almost surely, 2^53774199 is an apocalyptic number.

53774199 is a deficient number, since it is larger than the sum of its proper divisors (31377777).

53774199 is an equidigital number, since it uses as much as digits as its factorization.

53774199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666 (or 635 counting only the distinct ones).

The product of its digits is 238140, while the sum is 45.

The square root of 53774199 is about 7333.0893216979. The cubic root of 53774199 is about 377.4487429492.

The spelling of 53774199 in words is "fifty-three million, seven hundred seventy-four thousand, one hundred ninety-nine".