52402116 has 48 divisors (see below), whose sum is σ = 133073024. Its totient is φ = 15952896.

The previous prime is 52402099. The next prime is 52402117. The reversal of 52402116 is 61120425.

It is a super-2 number, since 2×52402116² = 5491963522554912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52402092 and 52402101.

It is not an unprimeable number, because it can be changed into a prime (52402117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13401 + ... + 16863.

Almost surely, 2^52402116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52402116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66536512).

52402116 is an abundant number, since it is smaller than the sum of its proper divisors (80670908).

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

52402116 is a wasteful number, since it uses less digits than its factorization.

52402116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3580 (or 3578 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 52402116 is about 7238.9305840020. The cubic root of 52402116 is about 374.2107632239.

The spelling of 52402116 in words is "fifty-two million, four hundred two thousand, one hundred sixteen".