53910000 has 150 divisors (see below), whose sum is σ = 188845800. Its totient is φ = 14352000.

The previous prime is 53909993. The next prime is 53910007. The reversal of 53910000 is 1935.

It is an interprime number because it is at equal distance from previous prime (53909993) and next prime (53910007).

It is a tau number, because it is divible by the number of its divisors (150).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53910007) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 89701 + ... + 90299.

It is an arithmetic number, because the mean of its divisors is an integer number (1258972).

Almost surely, 2^53910000 is an apocalyptic number.

53910000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53910000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94422900).

53910000 is an abundant number, since it is smaller than the sum of its proper divisors (134935800).

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

53910000 is a wasteful number, since it uses less digits than its factorization.

53910000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 53910000 is about 7342.3429503123. The cubic root of 53910000 is about 377.7662113593.

Adding to 53910000 its reverse (1935), we get a palindrome (53911935).

The spelling of 53910000 in words is "fifty-three million, nine hundred ten thousand".