146885616 has 80 divisors (see below), whose sum is σ = 431951520. Its totient is φ = 47761920.

The previous prime is 146885603. The next prime is 146885639. The reversal of 146885616 is 616588641.

146885616 is a `hidden beast` number, since 1 + 4 + 6 + 88 + 561 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13566 + ... + 21858.

It is an arithmetic number, because the mean of its divisors is an integer number (5399394).

Almost surely, 2^146885616 is an apocalyptic number.

146885616 is a gapful number since it is divisible by the number (16) 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 146885616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215975760).

146885616 is an abundant number, since it is smaller than the sum of its proper divisors (285065904).

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

146885616 is a wasteful number, since it uses less digits than its factorization.

146885616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8351 (or 8339 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 146885616 is about 12119.6376183449. The cubic root of 146885616 is about 527.6262851363.

The spelling of 146885616 in words is "one hundred forty-six million, eight hundred eighty-five thousand, six hundred sixteen".