20416152 has 16 divisors (see below), whose sum is σ = 51040440. Its totient is φ = 6805376.

The previous prime is 20416141. The next prime is 20416163. The reversal of 20416152 is 25161402.

It is an interprime number because it is at equal distance from previous prime (20416141) and next prime (20416163).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425313 + ... + 425360.

Almost surely, 2^20416152 is an apocalyptic number.

It is an amenable number.

20416152 is an abundant number, since it is smaller than the sum of its proper divisors (30624288).

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

20416152 is a wasteful number, since it uses less digits than its factorization.

20416152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850682 (or 850678 counting only the distinct ones).

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

The square root of 20416152 is about 4518.4236189184. The cubic root of 20416152 is about 273.3115363675.

Adding to 20416152 its reverse (25161402), we get a palindrome (45577554).

The spelling of 20416152 in words is "twenty million, four hundred sixteen thousand, one hundred fifty-two".