53491794 has 8 divisors (see below), whose sum is σ = 106983600. Its totient is φ = 17830596.

The previous prime is 53491793. The next prime is 53491817. The reversal of 53491794 is 49719435.

It is a sphenic number, since it is the product of 3 distinct primes.

53491794 is an admirable number.

It is a super-2 number, since 2×53491794² = 5722744050676872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53491793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4457644 + ... + 4457655.

It is an arithmetic number, because the mean of its divisors is an integer number (13372950).

Almost surely, 2^53491794 is an apocalyptic number.

53491794 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53491794 is a wasteful number, since it uses less digits than its factorization.

53491794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8915304.

The product of its digits is 136080, while the sum is 42.

The square root of 53491794 is about 7313.8084470404. The cubic root of 53491794 is about 376.7868359455.

It can be divided in two parts, 53491 and 794, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 53491794 in words is "fifty-three million, four hundred ninety-one thousand, seven hundred ninety-four".