53974 has 4 divisors (see below), whose sum is σ = 80964. Its totient is φ = 26986.
The previous prime is 53959. The next prime is 53987. The reversal of 53974 is 47935.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47935 = 5 ⋅9587.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13492 + ... + 13495.
It is an arithmetic number, because the mean of its divisors is an integer number (20241).
253974 is an apocalyptic number.
53974 is a deficient number, since it is larger than the sum of its proper divisors (26990).
53974 is a wasteful number, since it uses less digits than its factorization.
53974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26989.
The product of its digits is 3780, while the sum is 28.
The square root of 53974 is about 232.3230509442. The cubic root of 53974 is about 37.7915642364.
The spelling of 53974 in words is "fifty-three thousand, nine hundred seventy-four".
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