53020016 has 40 divisors (see below), whose sum is σ = 117894240. Its totient is φ = 22627584.

The previous prime is 53020003. The next prime is 53020039. The reversal of 53020016 is 61002035.

It is a super-2 number, since 2×53020016² = 5622244193280512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53019976 and 53020003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30170 + ... + 31878.

It is an arithmetic number, because the mean of its divisors is an integer number (2947356).

Almost surely, 2^53020016 is an apocalyptic number.

53020016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53020016 is an abundant number, since it is smaller than the sum of its proper divisors (64874224).

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

53020016 is a wasteful number, since it uses less digits than its factorization.

53020016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001 (or 1995 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 53020016 is about 7281.4844640362. The cubic root of 53020016 is about 375.6758561471.

The spelling of 53020016 in words is "fifty-three million, twenty thousand, sixteen".