653948 has 6 divisors (see below), whose sum is σ = 1144416. Its totient is φ = 326972.
The previous prime is 653941. The next prime is 653951. The reversal of 653948 is 849356.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 653948.
It is not an unprimeable number, because it can be changed into a prime (653941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81740 + ... + 81747.
It is an arithmetic number, because the mean of its divisors is an integer number (190736).
2653948 is an apocalyptic number.
It is an amenable number.
653948 is a deficient number, since it is larger than the sum of its proper divisors (490468).
653948 is a wasteful number, since it uses less digits than its factorization.
653948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163491 (or 163489 counting only the distinct ones).
The product of its digits is 25920, while the sum is 35.
The square root of 653948 is about 808.6705138683. The cubic root of 653948 is about 86.7989367521.
The spelling of 653948 in words is "six hundred fifty-three thousand, nine hundred forty-eight".
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