53020100 has 36 divisors (see below), whose sum is σ = 131491584. Its totient is φ = 18178080.

The previous prime is 53020081. The next prime is 53020109. The reversal of 53020100 is 102035.

It is a super-2 number, since 2×53020100² = 5622262008020000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53020109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37172 + ... + 38571.

It is an arithmetic number, because the mean of its divisors is an integer number (3652544).

Almost surely, 2^53020100 is an apocalyptic number.

53020100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53020100 is an abundant number, since it is smaller than the sum of its proper divisors (78471484).

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

53020100 is a wasteful number, since it uses less digits than its factorization.

53020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75764 (or 75757 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 53020100 is about 7281.4902320885. The cubic root of 53020100 is about 375.6760545423.

Adding to 53020100 its reverse (102035), we get a palindrome (53122135).

The spelling of 53020100 in words is "fifty-three million, twenty thousand, one hundred".