53497974 has 8 divisors (see below), whose sum is σ = 106995960. Its totient is φ = 17832656.

The previous prime is 53497973. The next prime is 53497979. The reversal of 53497974 is 47979435.

It is a happy number.

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

53497974 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53497973) 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 3 ways as a sum of consecutive naturals, for example, 4458159 + ... + 4458170.

It is an arithmetic number, because the mean of its divisors is an integer number (13374495).

Almost surely, 2^53497974 is an apocalyptic number.

53497974 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.

53497974 is a wasteful number, since it uses less digits than its factorization.

53497974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8916334.

The product of its digits is 952560, while the sum is 48.

The square root of 53497974 is about 7314.2309233439. The cubic root of 53497974 is about 376.8013456662.

The spelling of 53497974 in words is "fifty-three million, four hundred ninety-seven thousand, nine hundred seventy-four".