53516700 has 90 divisors (see below), whose sum is σ = 173506256. Its totient is φ = 14268960.

The previous prime is 53516693. The next prime is 53516713. The reversal of 53516700 is 761535.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4797 + ... + 11403.

Almost surely, 2^53516700 is an apocalyptic number.

53516700 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 53516700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86753128).

53516700 is an abundant number, since it is smaller than the sum of its proper divisors (119989556).

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

53516700 is a wasteful number, since it uses less digits than its factorization.

53516700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633 (or 6617 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 53516700 is about 7315.5109185894. The cubic root of 53516700 is about 376.8453047071.

The spelling of 53516700 in words is "fifty-three million, five hundred sixteen thousand, seven hundred".