53959950 has 108 divisors (see below), whose sum is σ = 159510624. Its totient is φ = 13068000.

The previous prime is 53959931. The next prime is 53959963. The reversal of 53959950 is 5995935.

53959950 is a `hidden beast` number, since 5 + 3 + 9 + 599 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 53959896 and 53959905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 53955 + ... + 54945.

Almost surely, 2^53959950 is an apocalyptic number.

53959950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 53959950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79755312).

53959950 is an abundant number, since it is smaller than the sum of its proper divisors (105550674).

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

53959950 is a wasteful number, since it uses less digits than its factorization.

53959950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031 (or 1012 counting only the distinct ones).

The product of its (nonzero) digits is 273375, while the sum is 45.

The square root of 53959950 is about 7345.7436655522. The cubic root of 53959950 is about 377.8828477129.

The spelling of 53959950 in words is "fifty-three million, nine hundred fifty-nine thousand, nine hundred fifty".